Nitecore UM2 USB-C Battery Charger

Reverse polarity protection and short circuit protection. - Li-ion battery restoration. Battery not included . - Size: 152 x 73 x 40mm. Size and weight - Ni-MH/Ni-Cd: AA, AAA, AAAA, C, D. - IMR/Li-ion/LiFePO4: 10440, 14500, 14650, 16500, 16340(RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650, 26700.