7v lithium battery mah - Lithium polymer battery cell - 3 7v 1000mah Lithium and other robot products , you will find everything about robotics. 7v lithium battery mah this lithium battery is compatible with samsung sgh-x640(x640) cell phone specifications : rechargeable lithium-ion battery capacity : 700 mah, 3 7v talk time up to 7v lithium battery mah.