This 3.7V Battery Charger is a versatile and efficient mains charger designed for AA and AAA size lithium batteries. With 1, 2, or 4 slots available for charging, this charger is perfect for keeping multiple batteries powered up at once. The compact size and origin from China make it a convenient and reliable choice for charging your rechargeable lithium batteries in the UK. was used for flat cap Vape batteries
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