Professional and meticulous, integrity service, all customer-centric, to achieve win-win.Professional attitude to solve the customer's problems, to beSee more
NPNE provides customized services, customized range includes batteries, a variety of energy storage batteries, small power batteries.You ask, we offerSee more
Daily use and maintenance of battery pack1 Battery Pack StorageThe storage temperature is-20 °C ~ 40 °c (the best storage temperature is 10 °C ~ 25 °See more