Specifications: Product name: Nitecore NEW I4 Intellicharger Smart Charger Input Voltage: AC 100~240V 50/60 Hz 0.25A (max) 10W DC 9~12V 1 A Output voltage: 4.35V1%/4.2V1%/ 3.7V1%/1.48V1% Output current: 1500m A x 1 / 750m A x 2 / 500m A x 2 / 375m A x 4 Compatible with: Li-ion/IMR/ Li Fe PO4: 10340, 10350, 10440, 10500, 12340, 12500, 12650, 13450, 13500, 13650, 14350, 14430, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22500, 22650, 25500, 26500, 26650 Ni-MH (Ni Cd): AA, AAA, AAAA, C, D Dimensions: 5.513.731.45 (140mm 94.8mm 37mm) Weight: 7.12oz (202g, without batteries & power cord) Feature: Twice the charging speed of the i 4 charger Active Current Distribution (ACD) Technology Compatible with 1.2V, 3.7V, 4.2V, 4.35V batteries Charging program optimized for IMR batteries Automatic current selection based on battery capacity Automatic identification of non-rechargeable Lithium batteries Capable of charging four batteries simultaneously Terminating threshold for battery voltages & charging current can be set independently for each individual slot Automatic adoption between three charging modes (CC, CV & d V/dt) Automatically detects battery power status & displays charging progress Automatically stops charging upon charging completion Reverse polarity protection & short circuit prevention Over-discharged battery activation Overcharging timeout protection Designed for optimal heat dissipation Made from fire resistant, flame retardant PC m