BRAND NEW SONY NP-QM91D Info-Lithium Battery

Small and lightweight, Sony's Lithium-ion batteries can be charged or discharged at anytime without developing memory effect. This means they never lose their ability to hold a full charge. They also display remaining battery time on the LCD as well as in the viewfinder by continuously communicating with the camcorder. InfoLithium battery packs have a built-in micro processor that accurately calculates remaining battery life in minutes. Key Features Super Quick Charge InfoLithium M series battery One-touch display gives you power level information any time, anywhere! Charges up to 70% faster when used with AC-SQ950D charger 3.5 times more powerful than the supplied battery (NP-FM50) 7.2V, 29.8Wh (4140 mAh)   Dimensions (WxHxD)  38.2 x 59.5 x 55.6mm   Weight  225 g