XTAR VC2 universal USB powered smart battery Charger For Li-ion / IMR 10440/14500/14650/16340/17500/17670/18350/18500/18650/ 18700/ 22650/25500/26650 3.6/3.7V types with 2 X EdisonBright 18650 3400mAh EBR34 Li-ion rechargeable batteries bundle Xtar VC2 Battery Charger compatible with 10440/14500/14650/16340/17500/17670/18350/18490/18500/18650/ 18700/22650/25500/26650 3.6V/3.7V Li-ion batteries and IMR batteries, no need to buy many chargers for different sizes of batteries 5V USB voltage, within the safety voltage ensures your safety Detects real capacity (mAh rating) of batteries Three stages of charging (TC-CC-CV) can prolong the lifespan of your batteries; Automatically stop charging when complete and restart charging function, so you can keep the batteries inside the charger overnight Bundle include 2 X EdisonBright 3400mAh 18650 Li-ion rechargeable protectbed batteries.