Nitecore D2 Digicharger & Car Adaptor w/Nitecore Battery Options (D2 w/Car Charger) Input: AC 100-240V 50/60Hz 0.25A(MAX), DC 12V 1A Output voltage: 4.2V 1% / 3.7V 1% / 1.48V 1% Output current: 500mA x 2 Compatible with: Li-ion / IMR / LiFePO4: 26650, 22650, 18650, 17670, 18490, 1750 0, 18350, 16340 (RCR123), 14500, 10440 Ni-MH / Ni-Cd: AA, AAA, & more!