About LED Headlamp:
–2PCS BRC 18650 3.7V Rechargeable protected Li-ion Battery
– Over temperature and overcurrent protection
– Short-circuit protection & Environment-friendly
– Widely used on a torch, laser pointer, as emergency lighting and other portable devices
Battery Charger for 18650 Battery
About the 18650 battery charger- How to know the battery fully charged?
1) When using a DC power adapter, there is an indicator light in the power adapter, Charging- RED light, Full Charged- GREEN light
2) When using a car charger, there is no indicator light to show the battery charging status. The battery will be fully charged for 4~5 hours. The LED only light RED light, means connecting with power.
3) The LED light in the charger dock don’t indicate the battery charging status, only light red light when connecting with the power