INTRODUCTION PRODUCTS SUM Electronics is a professional battery solution manufacturer and supplier, our major market is in Europe and China. Our motto: Artisan Spirit, Refine Production,unchangeable Credibility, Sincerest Service. High quality, good performance and secure rechargeable 12V lithium-ion battery pack. Application fields: Wireless products. Instrumentation, robotic, Medical, business and Security equipment; Energy storage and emergency backup power systems, etc. I/ Products specs Model 756090 Dimensions 23*60*92mm Capacity 5000mAh Voltage 11.1V Certifications CEROHSULFCCKCIEC62133CQCUN38.3MSDS FAQ 1.Q/ What does batteries in series mean? A/ batteries in series means increasing the voltage while keeping a constant capacity. 2.Q/ What is the difference between lithium and lithium ion batteries? A/The biggest differences are that lithium batteries contain lithium metal and are not rechargeable. Lithium ion batteries, however, do not contain lithium metal and can be recharged. 3.Q/ Whats the lead time production of lithium battery? A/ It usually takes 25 to 30 days. 4.Q/ Do Li-ion batteries develop a memory? Do I need to recharge after every use? A/ No, While older styles of battery did develop a memory,, the new Li-ion batteries do not. 5Are Lithium Polymer Batteries safe? Yes. The battery is safe if you closely, and carefully, follow the instructions and handling precautions. 6How do I store my Lithium polymer battery pack? When not used, the Lithium polymer battery pack should be charged to approximately half its maximum capacity 7.Do I need a special charger to charge the Lithium Polymer Batteries? Yes. With all LiPo batteries, it is absolutely essential that the correct charging scheme be used. Hot Tags: home electronics battery, Chinese best batteries, Chinese battery suppliers, lithium battery manufacturers, good battery factory, customized batteries, batteries made in China, good quality batteries, good batteries from China, li ion batteries