Mi Battery 3.7v 12.21wh / 3300mah Lipo Laptop Battery LCB747, Suit for Acer Iconia One 7, Lithium Ion Polymer, Voltage 3.7V, Length/Breadth/Depth 145mm. Mi Battery 3.7v 12.21wh / 3300mah Lipo Laptop Battery Suit. For Acer (LCB747). A premium quality Laptop Battery with superior performance & extended service life, to suit your Acer Iconia One 7.