Wide Compatibility: The universal 18650 battery charger can freely charge 1 or 2 pcs 26650 22650 18650 18490 18350 17670 17500 16340 (RCR123) 14500 3.7v lithium-ion battery or Ni-MH/Ni-CD rechargeable c aa aaa batteries.

High-speed 3.7V Li-ion Battery Charger: Up to 1000mA charging current for 3.7v lithium-ion battery, twice faster than normal 3.7-volt battery charger, and 400mA charging current for 1.2V Ni-MH/Ni-CD rechargeable batteries. 

Large LCD Display: Real-time comprehensive and accurate information on battery charge status.

Charging Anywhere Anytime: The 18650 battery charger has a Micro USB input port, you can power it with a PC, adapter, power bank, and car charger.

Mult-Protection: Advanced MCU control and -∆V function, over-heat and over-current protection, over-voltage protection, short-circuit protection, over-charge protection, non-rechargeable, and defective battery detection