Overview: Cell Type: Li-ion Voltage: 3.7 V Capacity: 1100m Ah Replacement for Blackberry Original Battery C-S2 Compatible Cell Phone Models: Blackberry 8700、8700c、8700f、8700g、8703e、7130e、7130c、7100i、7100t、7100g、7105t & More Specification: Weight Approx:17g Size Approx:3.8 x 3.8 x 0.6