【Charge Attention】Use compatible chargers for charging, avoid excessive charging voltage and current, which may cause overheating, overcharging, or other hazardous situations
【Charging Indicator】When the indicator is RED, it means charging; when it's GREEN, it means full charged; make sure you put the battery in position and it contacts with charger
【Safety Protection】 Under voltage protection, over voltage protection, over current protection, over temperature protection, short circuit protection, anti-reverse battery protection, Zero Volume Battery Repair and excellent heat dissipation design
【You Will Get】2 bay battery charger 4batteries, smart batteries charger is only for 3.7v lithium ion rechargeable battery
【Applicable】The 18650 battery charger is suitable for flashlights, headlamps, fans, children's toys, radios, speakers, remote control charging