ITEM NAME:Q2 Smart LED USB Multi-Battery Charger Power Bank 18650 Battery / AA / AAA Product Description Feature: 1. Smart Multi-Battery Charger, Compatible with 3.7/3.6V 18650 26650 21700 20700 26500 18650 18490 16650 10440 14500 18350 18500 10340 10500 1.2V Nimh Nicd AA AAA AAAA SC C F6 Rechargeable Battery. 2. Fast Charger: When 1 battery is charged, the max current is 2A. IF 2 Batteries are charged, the Max Current is 1A. 3. Universal Function: Overcharge /Short circuit Protection. 4. When charge the battery, it is safe. The Charger had CE ROHS FCC Certification, so Pls don't worry the Quality. Specifications: Charging parameter Ni-MH/Ni-Cd Battery Input power DC 5V 2A 1A/2A DC Current 500mA×2 Li-ion Battery Input power DC 5V 2A 1A DC Current 1A×2 2A DC Current 2A×1 Package contents: 1 x Q2 charger 1 x USB cable.1 x USB cable. Ni-MH/Ni-Cd Battery. Li-ion Battery. Input power DC 5V 2A.