Guangdong Liwang New Energy CO,.LTD is a leading manufacturer of batteries in China for about 19 years.Our factory can produce full series of enviromental friendly battery. Our Company has passed the evaluation of ISO9001:2008 international quality systems certification. We have reached cooperation with more than 50 well-known customers . We can Make your LOGO on the each battery,Make your alu foil, card design,Meet your packaging request,we will do our best for you Battery Model 9v heavy duty battery Standard Voltage 9v Capacity 320 mAh Conditions 20±C , RH45%-75%,under 3.9 resistance, 24h/d, end volatage 0.9V, discharge time >= 95mins Average Weight Around 37g Size 26.5*17.5*48.5mm Shelf Life 3 Years Certification 2006/66/EC, US Law 104-142, KC ,WERCS, BSCI, ISO9001.ISO14001 Delivery Detail 10 days if use our package,OEM will be need 30 days Application Wireless mouse/keyboard, Radios, Appliances, Flashlights,Calculators,Toys, Clocks, Smoke Alarms, Remote Controls, etc