Lithium Battery Charger - Dual Battery Charger Compatible with 26650 22650 18650 18350 17500 16340 14500 10440 1001-0050 and AA/AAA Dual Slot Universal Charger for NI-MH Batteries

General description Through automatic detection and conversion, this dual battery charger is compatible with various lithium-ion and lithium iron phosphate batteries, including sizes 26650, 22650, 18650, 18350, 17500, 16340, 14500, 10440, and AA/AAA. It intelligently identifies different battery types and selects the appropriate charging method, ensuring efficient and safe charging. Technical specifications Compatible battery types: Lithium-ion, nickel-cadmium, nickel-metal hydride Charging voltage: 3.0/3.2/3.6/3.7V Charging time: 8-30 hours (depending on battery capacity) Indicator lights: Red light during charging, green light for power on Usage The charger features an automatic shut-off function when the battery is fully charged, indicated by the red light turning off. It also switches to a trickle charge mode for maintenance, allowing the battery to remain connected for extended periods without overcharging. Other information Protection features: Reverse polarity protection, short circuit protection Charging current detection and automatic power-off indicator