This lithium-ion rechargeable battery is compact, lightweight and rugged. Using the standard JST 2-mm connector, it delivers a 3.7-V voltage that will keep your projects powered and running for an entire day (and all night). In addition, the rechargeable battery has an integrated protection system that protects against high voltages (overload), undervoltage and short circuits. The protection helps to preserve the battery, extend its service life and protect you from potential accidents. This small battery is ideal for smartwatch projects or other projects in which the size of the battery is critical. Features https://elecena.pl/product/25921943/333277-lithium-ion-battery-soldered-333277-380-mah-3-7-v 2024-05-22 https://elecena.pl/product/25921943/333277-lithium-ion-battery-soldered-333277-380-mah-3-7-v 2026-02-15