Specifications: Replacement Battery

Compatible for: Apple Watch W8-45

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 308mAh（1.19 / Whr）

Cycle life: >500 times

Nominal voltage: 3.86V  

Charge voltage: 4.47V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W7-45

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 309mAh（1.189 / Whr）

Cycle life: >500 times

Nominal voltage: 3.85V  

Charge voltage: 4.45V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W6-44

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 303.8mAh（1.17 / Whr）

Cycle life: >500 times

Nominal voltage: 3.85V  

Charge voltage: 4.45V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W6-40

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 265.9mAh（1.024 / Whr）

Cycle life: >500 times

Nominal voltage: 3.85V  

Charge voltage: 4.45V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W5-44

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 296mAh（1.129/ Whr）

Cycle life: >500 times

Nominal voltage: 3.814V  

Charge voltage: 4.35V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W4-44

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 292mAh（1.113 / Whr）

Cycle life: >500 times

Nominal voltage: 3.81V  

Charge voltage: 4.35V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W4-40

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 225mAh（0.858 / Whr）

Cycle life: >500 times

Nominal voltage: 3.81V  

Charge voltage: 4.35V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W3-42G/L

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 352mAh（1.34 / Whr）

Cycle life: >500 times

Nominal voltage: 3.82V  

Charge voltage: 4.35V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W3-42G

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 342mAh（1.31 / Whr）

Cycle life: >500 times

Nominal voltage: 3.82V  

Charge voltage: 4.35V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W3-38GL

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 279mAh（1.07 / Whr）

Cycle life: >500 times

Nominal voltage: 3.82V  

Charge voltage: 4.35V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W3-38G

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 262mAh（1Whr）

Cycle life: >500 times

Nominal voltage: 3.81V  

Charge voltage: 4.35V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3

Specifications: Replacement Battery

Compatible for: Apple Watch W2-42

Rechargeable: Yes

Material: Lithium-ion battery

Battery capacity: 334mAh（1.27/ Whr）

Cycle life: >500 times

Nominal voltage: 3.80V  

Charge voltage: 4.35V

Warranty: 1 year

Certifications: UL, PSE, MSDS, UN38.3