external battery pack for cordless phone

external battery pack for cordless phoneModel No. Rated Capacity Normal Voltage Dimension (mm) Dischargetime mAh (V) Dia. ±0.5 Height±0.5 min. AA 200-1000mAh 1.2V 14.5 49.2 ≥54 AAA 100-350mAh 1.2V 10.5 43.7 ≥54 2/3AA 200-300mAh 1.2V 14.5 28.7 ≥54 SC 1500-2000mAh 1.2V 23 43 ≥54 C 1500-2800mAh 1.2V 25.8 50 ≥54 D 4000-5000mAh 1.2V 33 61.5 ≥54 1 High capacity,lower inner resistance. 2 IEC standard,fast charge available. 3 Provide both single cells and battery packs. 4 All products are inspected strictly with the match of capacity. 5 Inspects inner resistance,discharge platform and self-discharge,and also deals with under the special temperature. 6 Rapid charge-discharge cycle life up to above 500 times up to . 7 Good performance at high and low temperature from -20 degree to 55 degrees. 8 Applied to cordless phones,walkmans,solar lighting,electrical drills,shavers ,emergency lighting and back-up power,etc.