Brand: sanik or oem Nominal voltage:8.4v Nominal capacity:1100mah Applications:110-1100ma Standard charge:110ma for 16hrs at 20oc Rapid charge:550ma (0.5c) (control required) Diameter:17.0+/-0.7mm, height:29.5+/-0.5mm Weight:21.5g/pcs Warranty:1 year Ambient temperature:standard charge:0-45oc Rapid charge:10-45oc Discharge:-20-65oc 1). Nimh 4/3aaa 1000mah 1.2v 2). High energy density 3). Low self-discharge 4). Long service life 5). Chargeable up to 500 or 1000 times 6). Excellent performance of high rate charge and discharge 7). Low internal resistance Inner packing: Bulk packing Carton dimensions: 32 x 17 x 25cm We are committed to doing our best for you, and welcome inquiries for nimh and nicd rechargeable batteries. Diameter:17.0+/-0.7mm, height:29.5+/-0.5mm Weight:21.5g/pcs