3.7V 30Mah 400909 Replacement Battery for Wireless Bluetooth Headset Battery Polymer Li-Ion Batteria for Toy Tws Earphones

3.7V 30Mah 400909 Replacement Battery for Wireless Bluetooth Headset Battery Polymer Li-Ion Batteria for Toy Tws Earphones

Description:

Model :400909

Dimension: Thickness(± 0.4)xWidth(± 1)xLength(± 1)(mm)

4.0×9×9

Nominal Voltage: 3.7 V

Capacity:30mAh±5%

Approx Weight: 1g

Cycle life: 800 cycles,Stable performance with 100% in house testing

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