![High Capacity 2-50pcs SR626SW AG4 Equivalent 377S 377 LR626 1.55V Button Cell Battery for Watch Candle lamp Replacement - AliExpress High Capacity 2-50pcs SR626SW AG4 Equivalent 377S 377 LR626 1.55V Button Cell Battery for Watch Candle lamp Replacement - AliExpress](https://ae01.alicdn.com/kf/S80ff4ec8083e481082ff46d1cbefd083H.jpg_640x640Q90.jpg_.webp)
High Capacity 2-50pcs SR626SW AG4 Equivalent 377S 377 LR626 1.55V Button Cell Battery for Watch Candle lamp Replacement - AliExpress
![High Capacity 10-100pcs SR626SW AG4 Equivalent 377S 377 LR626 1.55V Button Cell Battery for Watch Candle lamp Replacement - AliExpress High Capacity 10-100pcs SR626SW AG4 Equivalent 377S 377 LR626 1.55V Button Cell Battery for Watch Candle lamp Replacement - AliExpress](https://ae01.alicdn.com/kf/S4cbf35cae94545ada4ded4e86d1bee9cD.png_640x640.png_.webp)
High Capacity 10-100pcs SR626SW AG4 Equivalent 377S 377 LR626 1.55V Button Cell Battery for Watch Candle lamp Replacement - AliExpress
![377 battery uses silver oxide as the cathode and zinc as the anode. Since they use alkaline electrolytes like sodium hydroxide (NaOH) or potassium hydroxide 377 battery uses silver oxide as the cathode and zinc as the anode. Since they use alkaline electrolytes like sodium hydroxide (NaOH) or potassium hydroxide](https://i.pinimg.com/originals/10/8b/20/108b20a70dce4b3286c8c21cf4c9055e.png)