Features: 1. Micro USB DC 5V input, 4 independent charging slots and micro computer management system. Standard 5V/1000mAh USB output. 2. 4 charging current modes (500mAh/700mAhn/1000mAh/2000mAh), 2000mAh current mode is fixed only on the fourth slot. 3. The LED indicators display the charging progress: 25% - 50% - 75% -100% and battery type (size): Ni-MH 1.2V, Li-Fe 3.2V, Li-ion 3.7V, Li-ion 3.85V. 4. Identify Li-ion and Ni-MH batteries automatically and adjust the charging mode for LiFePO4 and 3.85V li-ion batteries manually. 5. Refresh for 0V battery. Can't charge any battery of 1.65 -1.85V (refresh current can be detected only). 6. Input by DC interface and working power is 5V-2A (Micro plug). Specifications: Material: ABS Color: Black Input Voltage: 100-240V Input Power: Micro USB DC 5V/2A Output Current: 2000mA*1 1000mA*2 700mA*3 500mA*4 Constant voltage, cut-off current: < 100 mAh Standby Current: < 15 mAh Size: Approx. 112 * 90 * 30 mm / 4.4 * 3.5 * 1.2 inch Compatibility: Li-ion/IMR: 18650, 18490, 18350, 17670, 17500, 16340(RCR123), 14500, 10440 Package Weight: About 162g Package List: 1 * Battery Charger (Not including battery) 1 * USB Cable 1 * User Manual Note: 1. The charger can charge cylinder lithium ion batteries (3.7V and 3.8V), Ni-MH/Cd, ferric phosphate lithium cell(LiFePO4). 2. Read the manual before use and pay special attention to the recommended charge current, avoid charging battery beyond the recommended current limit. 3. 5V USB adapter (current 2A) is recommended. 4. It may give out heat while charging. 5. Remove the charger from power source and remove battery from the charger if not charge.