Overview: Cell Type: Li-ion Voltage: 3.7 V Capacity: 900m Ah Replacement for SONY Ericsson Original Battery BST-37 Compatible Cell Phone Models:SONY Ericsson D750i/J100/J110/J120/J220/J230/K200/K220/K608/K600c/K610c/K618/K750c/K758c/S600c/V600/W350/W550c/W550i/W600c/W700/W710c/W800c/W810/Z300/Z520c/Z710/Z750 & More Specification: Weight Approx:17.6g Size Approx:4.7 x 3.5 x 0.5