Overview: Cell Type: Li-ion Voltage: 3.7 V Capacity: 1050m Ah Replacement for Nokia Original Battery BL-5CTCompatible Cell Phone Models: Nokia 5220XM/6303c/6303ci/6730c/C3-01/C3-01m/C5-00/C5-02/C6-01 & More Specification: Weight Approx:21.7g Size Approx:5.4 x 3.3 x 0.4