Factory 10W 3014 SMD T8 LED tube light 0.6M CE RoHS
Model No.: YLL-T8SMDTY10X-A
View DetailsQuick Brief: Place of Origin: Guangdong China (Mainland), Brand Name: YLL, Model Number: YLL-T8SMDTY10X-A, Lamp Holder/Base: G13, Input Voltage: AC100-240V, Lamp Holder: G13, Material: Aluminium alloy + PC, Shape: Round, Correlated Color Temperature: 2700-7500K, Usage: shchool,house,office,indoor lighting, Power: 10W, Power factor: >=0.9, Color rendering index: >=75Ra, LEDs type: SMD 3014 LED, Diameter: 26mm
Features: T8 LED tube light, CE RoHs, Power factor>=0.9, high bright SMD LED Epistar chip brand, 2 years warranty
factory tube light t8 led CE RoHS
Model No.: YLL-T10SMD10X-A1
View DetailsQuick Brief: Place of Origin: Guangdong China (Mainland), Brand Name: YLL, Model Number: YLL-T10SMD10X-A1, Lamp Holder/Base: G13, Input Voltage: AC100-240V, Lamp Holder: G13, Material: Aluminium alloy + PC, Shape: Round, Correlated Color Temperature: 2700-7500K, Usage: shchool,house,office,indoor lighting, Power factor: >=0.9, Color rendering index: >=75Ra, LEDs type: SMD 3528 LED, Diameter: 30mm
Features: factory tube light t8 led CE RoHS, Power factor>=0.9, high bright SMD LED Epistar chip brand, 3 years warranty
factory T10 T8 smd led tube fixture CE RoHS 600/900/1200/1500mm
Model No.: YLL-T10SMD10X-A1
View DetailsQuick Brief: Place of Origin: Guangdong China (Mainland), Brand Name: YLL, Model Number: YLL-T10SMD10X-A1, Lamp Holder/Base: G13, Input Voltage: AC100-240V, Lamp Holder: G13, Material: Aluminium alloy + PC, Shape: Round, Correlated Color Temperature: 2700-7500K, Usage: shchool,house,office,indoor lighting, Power factor: >=0.9, Color rendering index: >=75Ra, LEDs type: SMD 3528 LED, Diameter: 30mm
Features: factory T10 T8 smd led tube fixture, CE RoHs, Power factor>=0.9, high bright SMD LED Epistar chip brand, 3 years warranty
factory 1200mm t8 led tube CE RoHS
Model No.: YLL-T8SMDTY20X-A
View DetailsQuick Brief: Place of Origin: Guangdong China (Mainland), Brand Name: YLL, Model Number: YLL-T8SMDTY20X-A, Lamp Holder/Base: G13, Input Voltage: AC100-240V, Lamp Holder: G13, Material: Aluminium alloy + PC, Shape: Round, Correlated Color Temperature: 2700-7500K, Usage: shchool,house,office,indoor lighting, Power: 20W, Power factor: >=0.9, Color rendering index: >=75Ra, LEDs type: SMD 3014 LED, Diameter: 26mm
Features: factory 1200mm t8 led tube, CE RoHs, Power factor>=0.9, high bright SMD LED Epistar chip brand, 2 years warranty
Led tube light
Model No.: YLL-T8SMD15X-C
View DetailsQuick Brief: Place of Origin: Guangdong China (Mainland), Brand Name: OEM/ODM, Model Number: YLL-T8SMD15X-C, Lamp Holder/Base: G13, Input Voltage: 220v, Material: PC+AL, Shape: Round, Light: White, Correlated Color Temperature: 3000-6500K
Features: led tube light, 1.3528SMD Source,7-7.5lm/led, 2.Above 50000hrs life, 3.CE, Rohs,0.6-1.2mm, 4.Aluminum PCB
2011 new T8/T10 smd LED tube light
Model No.: YLL-T8SMD22X-C
View DetailsQuick Brief: Place of Origin: Guangdong China (Mainland), Brand Name: OEM/ODM, Model Number: YLL-T8SMD22X-C, Lamp Holder/Base: G13, Input Voltage: 110-220V, Lamp Holder: G13, Material: PC+AL, Shape: Round, Light: White, Correlated Color Temperature: 2700-6500K, Usage: Office,home...., White: White
Features: led tube light, 1.3528SMD Source,7-7.5lm/led, 2.Above 50000hrs life, 3.CE, Rohs,0.6-1.2mm, 4.Aluminum PCB
Induction Electrodeless Ceiling Lamp RY407B 40w
Model No.: RY407B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY407B, Voltage: 220/120/277, CRI: >80Ra, OCT: 2300-6500K, Lumen: 80lm/w, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Induction Electrodeless Ceiling Lamp RY407B 40w, 1.CRI>80Ra,Lumen:80lm/w, 2.No Glare No flicker, 3.High power factor>0.98
Electrodeless Ceiling light RY404A 150W
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 220-240V, Lumen: 80lm/w, IP Rating: IP 65, CRI: >80Ra, OCT: 2300-6500K, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Electrodeless Ceiling light RY404A 150W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.No Glare,No Flicker
Electrodeless Garden Lamp RY507 60W
Model No.: RY507
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY507, Voltage: 220/120/277, OCT: 2300-6500K, CRI: >80 Ra, Lumen: 80 lm/w, Lifespan: >100,000hrs, Ligtening Bulb/Tube/Ring: low frequency electro...
Features: Electrodeless Garden Lamp RY507 60W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.No Glare No flicker, 4.IP65
Induction ceiling Lamp RY404B 120W
Model No.: RY404B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404B, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Induction ceiling Lamp RY404B 120W, 1.CRI>80Ra,Lumen:80lm/w, 2.Long lifespan, 3.No glare,no flicker
LVD Induction Ceiling Lamp RY404A 60W
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: LVD Induction Ceiling Lamp RY404A 60W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.No Glare,no flicker, 4. IP 65
LVD induction lamp RY403 40W
Model No.: RY403
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY403, Voltage: 220-240V, Lumen: 80lm/w, IP Rating: IP 65, CRI: >80Ra, OCT: 2300-6500K, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: LVD induction lamp RY403 40W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.High power factors, 4.Explosion-proof
Induction Gas Station Lighting fixture RY404A 50W
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 220-240V, OCT: 2300-6500K, Lumen: 80lm/w, CRI: >80Ra, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Induction Gas Station Lighting fixture RY404A 50W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100000hrs, 3.Superior quality
Induction Gas Station Fixture RY403 60W
Model No.: RY403
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY403, Voltage: 220-240V, IP Rating: IP 65, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Induction Gas Station FixtureRY403 60W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.No Glare no flicker, 4.IP 65
Induction ceiling Lamp RY404B 40W
Model No.: RY404B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404B, Voltage: 220-240V, Lumen: 80lm/w, OCT: 2300-6500K, CRI: >80Ra, IP Rating: IP 65, Lifespan: >100,000hrs
Features: Induction ceiling Lamp RY404B 40W, 1.CRI>80Ra,Lumen:80lm/w, 2.Long lifespan, 3.No glare,no flicker
Induction ceiling Lamp RY404B 80W
Model No.: RY404B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404B, Voltage: 220-240V, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Induction ceiling Lamp RY404B 80W, 1.CRI>80Ra,Lumen:80lm/w, 2.Long lifespan, 3.No glare,no flicker
Ceiling Light RY402B 50W
Model No.: RY402B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY402B, Voltage: 220-240V 50Hz, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency induci...
Features: Ceiling Light RY402B 50W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.No Glare,no flicker
Electrodeless Lamp RY403 150W
Model No.: RY403
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY403, Voltage: 220/120/277, CRI: >80Ra, OCT: 2300-6500K, Lumen: 80lm/w, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Electrodeless Lamp RY403 150W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.No Glare No flicker
Electrodeless Ceiling Lamp RY401A 60w
Model No.: RY401A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY401A, Voltage: 220/120/277, CRI: >80Ra, OCT: 2300-6500K, Lumen: 80lm/w, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr..., IP RATING: 65, Certificates: CE,RoHs,CCC
Features: Electrodeless Ceiling Lamp RY401A 60w, 1.CRI>80Ra,Lumen:80lm/w, 2.ELectrodeless lamp, 3.Stable luminous, 4.High power factor
Induction ceiling Light RY404A 60W
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Induction ceiling Light RY404A 60W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.electrodeless lamp
ceiling Lighting RY404A 50W
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 200/120/277, Lumen: 80lm/w, CRI: >80Ra, IP Rating: IP 65, Lifespan: >100,000hrs, PF: 0.99, WATTS: 40W/50W/60W/80w/100w, Lightening Bulb/Tube/Ring: low frequency induct...
Features: ceiling Lighting RY404A 50W, 1.CRI>80Ra,Lumen:80lm/w, 2.LIfespan>100,000hrs, 3.No Glare No flicker
Electrodeless Ceiling Lamp RY402B 40W
Model No.: RY402B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY402B, Voltage: 220-240V 50Hz, Lumen: 80lm/w, CRI: >80Ra, IP Rating: IP 65, Lifespan: >100,000hrs, OCT: 2300-6500K, Ligtening Bulb/Tube/Ring: low frequency electro...
Features: Electrodeless Ceiling Lamp RY402B 40W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.NoGlare no flicker, 4.IP65
Electrodeless Ceiling Lamp RY402A 80W
Model No.: RY402A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY402A, Voltage: 220/120/277, CRI: >80Ra, OCT: 2300-6500K, Lumen: 80lm/w, Lifespan: >100,000hrs, High power factor: >0.98, IP RATING: IP 65, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Electrodeless Ceiling Lamp RY402A 80W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.No Glare No flicker
Electrodeless Ceiling Lamp RY401A 80W
Model No.: RY401A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY401A, Voltage: 220/120/277, CRI: >80Ra, OCT: 2300-6500K, Lumen: 80lm/w, Lifespan: >100,000hrs, Induction light: ceiling light, power: 60w/80w/100w, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Electrodeless Ceiling Lamp RY401A 80W, .1.CRI>80Ra,Lumen:80lm/w, 2.HIgh power factor>0.98, 3.No glare no flicker
Electrodeless Ceiling Lamp RY401A 100W
Model No.: RY401A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY401A, Voltage: 220/120/277, CRI: >80Ra, OCT: 2300-6500K, Induction light: ceiling light, Lumen: 80lm/w, Lifespan: >100,000hrs, power: 60w/80w/100w, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Electrodeless Ceiling Lamp RY401A 100W, 1.CRI>80Ra,Lumen:80lm/w, 2.HIgh power factor>0.98, 3.No glare no flicker
Electrodeless Induction Lamp RY404A 100W
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Electrodeless Induction Lamp RY404A 100W, 1.CRI>80Ra,Lumen:80lm/w, 2.CE ROHS, 3.No glare no flicker, 4.IP 65
Induction Light RY404A 40w
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: 4nduction Light RY404A 80w, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.electrodeless lamp
Gas Station Light RY404A 100W
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Gas Station Light RY404A 100W, 1.CRI>80Ra,Lumen:80lm/w, 2.CE ROHS, 3.IP65
Electrodeless ceiling Lamp RY403 80W
Model No.: RY403
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY403, Voltage: 220/120/277, CRI: >80Ra, OCT: 2300-6500K, Lumen: 80lm/w, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Electrodeless ceiling Lamp RY403 80W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.No Glare No flicker
Electrodeless Ceiling Lamp RY407A 80W
Model No.: RY407A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY407A, Voltage: 220/120/277, CRI: >80Ra, OCT: 2300-6500K, Lightening Bulb/Tube/Ring: low frequency electr..., Lumen: 80lm/w, High power factor: >0.98, Lifespan: >100,000hrs, Certificaters: CE RoHs CCC, IP Rating: IP65
Features: Electrodeless Ceiling Lamp RY407A 80W, 1.CRI>80Ra,Lumen:80lm/w, 2.CE RoHs CCC, 3.High quality, 4.Competitive prices
Induction ceiling Lamp RY404B 60W
Model No.: RY404B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404B, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs
Features: Induction ceiling Lamp RY404B 60W, 1.CRI>80Ra,Lumen:80lm/w, 2.Long lifespan, 3.No glare,no flicker
Light for gas station RY404A 120W
Model No.: RY404A
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404A, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Light for gas station RY404A 120W, 1.CRI>80Ra,Lumen:80lm/w, 2.,Lifespan>100,000hrs, 3.electrodeless lamp
Induction Ceiling light RY404B 50W
Model No.: RY404B
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY404B, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, OCT: 2300-6500K, IP Rating: IP 65, Lifespan: >100,000hrs, Lightening Bulb/Tube/Ring: low frequency electr...
Features: Induction Ceiling light RY404B 50W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.electrodeless lamp
induction lamp Explosion-proof Light RY403 120W
Model No.: RY403
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: RuiYou, Model Number: RY403, Voltage: 220-240V, Lumen: 80lm/w, CRI: >80Ra, Lifespan: >100,000hrs, OCT: 2300-6500K, IP Rating: IP 65, PF: 0.99, Lightening Bulb/Tube/Ring: low frequency electr...
Features: induction lamp Explosion-proof Light RY403 120W, 1.CRI>80Ra,Lumen:80lm/w, 2.Lifespan>100,000hrs, 3.IP 65
g9 led light
Model No.: G9
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: Sowell, Model Number: G9, Lamp Holder/Base: G9, Input Voltage: 220v, Lamp Holder: G9, Material: Other, Shape: Round, Light: Other, Correlated Color Temperature: 2900-7000k, Usage: Spot Lighting, base: G9, lifetime: 50000hrs, voltage: 220-240v, wattage: 1.8/2.1/2.4/3.0W, color temperature: 2900-7000k, luminous intensity: >140lm, viewing angle: 120, led type: Round, lampholder: G9, LED quantity: 36/42/48/60pcs
Features: 1.g9 led light, 2.CE,Rohs approval., 3.high quality 110V/230V,1.8/2.1/2.4/3.0W,, 4.G9,2800-7200K, 5.life:50000hrs
5050 SMD 24leds led light
Model No.: HR-5050-24
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: Sowell, Model Number: HR-5050-24, Lamp Holder/Base: GU10/E14/E27/B22, Input Voltage: 220-240v, Lamp Holder: GU10/E14/E27/B22, Material: Other, Shape: Round, Light: Other, Correlated Color Temperature: 2900-7000k, Usage: Spot Lighting, base: GU10/E14/E27/B22, lifetime: 50000hrs, voltage: 220-240v, wattage: 3.6W, color temperature: 2900-7000k, luminous intensity: >350lm, viewing angle: 120, led type: Round, lampholder: GU10/E14/E27/B22, LED quantity: 24led
Features: 1.5050 SMD 24leds led light, 2.CE,Rohs approval., 3.110V/230V,3.6W, 4.GU10/E14/E27/B22
led light
Model No.: PAR20-5050-32
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: Sowell, Model Number: PAR20-5050-32, Lamp Holder/Base: E27/B22, Input Voltage: 220-240v, Lamp Holder: E27/B22, Material: Other, Shape: candle, Light: Other, Correlated Color Temperature: 2900-7000k, Usage: Spot Lighting, base: E27/B22, lifetime: 50000hrs, voltage: 220-240v, wattage: 4.8W, color temperature: 2900-7000k, luminous intensity: >115lm, viewing angle: 15,120, material: glass, lampholder: E27/B22, LED quantity: 32led
Features: 1.led bulb, 2.CE,Rohs approval., 3.high quality 110V/230V,4.8W,, 4.E14/E27,2800-7200K, 5.life:50000hrs
par38 48leds led lamp
Model No.: PAR38-PIR-48
View DetailsQuick Brief: Place of Origin: Zhejiang China (Mainland), Brand Name: Sowell, Model Number: PAR38-PIR-48, Lamp Holder/Base: E27/B22, Input Voltage: 220-240v, Lamp Holder: E27/B22, Material: Other, Shape: candle, Light: Other, Correlated Color Temperature: 2900-7000k, Usage: Spot Lighting, base: E27/B22, lifetime: 50000hrs, voltage: 220-240v, wattage: 7.2W, color temperature: 2900-7000k, luminous intensity: >500lm, viewing angle: 120, material: glass, approval: CE,ROHS,ISO9001, LED quantity: 48led
Features: 1.par38 48leds led lamp, 2.CE,Rohs approval., 3.high quality 110V/230V,7.2W,, 4.E14/E27,2800-7200K, 5.life:50000hrs