rechargeable battery aa 1. Voltage:3.2V 2. Capacity:200mah 3. CE, UL, UN, ROHS, SGS, etc. 4. 12 months warranty rechargeable battery aa Production description:lithium ion battery 18650 with capacity 2800mahVoltage:3.7VCE, UL, UN, ROHS, SGS, certified.12 months warranty Country of Origin:china