Feature:1. Multiple Applications: The battery charger compatible battery types and models are Li ion IMR: 22650, 26500, 21700, 18650, 18490, 18350, 17670, 17500, 16340 (RCR123), 14500, 10440, NiMH Cd: AA, AAA, SC, C.2. Support for Most Battery Types: Great for solar panel chargers, charger design solar panel chargers with charging capability, with USB ports, great for travel.3. More Secure and Convenient Access: No additional adapters to purchase, 500mA, 700mA, 1000mA, 2000mA 4 charging options, can quickly charge different types and capacity of batteries.4. Intelligent: The charger can automatically recognize lithium ion 3.7V and NiMH (AA 1.2V) batteries. If the battery is lithium ion 3.85V, just press the select button to switch.5. Safe to Use: There are multiple safety protection functions such as overcharge, overdischarge, short circuit, and reverse connection protection, while intelligent automatic identification of bad batteries.Specification:Item Type: 4 Bay Battery ChargerMaterial: ABSWeight: Approx. 150g/5.3ozInput Power: Micro USB DC 5V 2AOutput Current: 2000mAx1, 1000mAx2, 700mAx3, 500mAx4USB Port Output: 5V 1000mACompatible Batteries and Types:Li ion IMR: 22650, 26500, 21700, 18650, 18490, 18350, 17670, 17500, 16340 (RCR123), 14500, 10440Ni MH Cd: AA, AAA, A, SC, C.Package List:1 x 4 Bay Battery Charger1 x Charging Cable1 x Specification