Cameron Sino Rechargeble Battery for HP Pro x2 612 G1 Cameron Sino Brand New and High Quality Replacement Battery for HP Pro x2 612 G1 Type: Li-Polymer, Volts: 7.4V, Capacity: 3800mAh / 28.12Wh Dimension: 245.7 x 90.64 x 5.5mm, Weight: 250g All Products are Certificated with ISO9001, RoHS & CE 14 Days Money Back Guarantee and 12 Months Warranty