1.Comply with the national standards and requirements of related batteries; 2.All finished battery products have been calibrated and tested before leaving the factory1.Low self-discharge 2.High energy density 3.Long cycle life 4.Safe product 5.High working voltage 6.Stable and high reliability 7.Pollution free 8.Provide sample 9.OEM/ODM service 10.Composed type: battery pack or battery cell(according to customer's requirement) 11.Wire size: customized 12.Wire length: 100mm, 150m, 200m or customized 13.Applications: Solar Storage, Power Bank, etcStrictly obey battery transportation rules or customized Delivery method: Battery shipment is unlike normal goods, but we can arrange shipment easily for you, normally the shipping ways are as below: UPS/DHL/Fedex HK,door to door service; Battery special line, door to door service; Air/Sea shipment to the requested port.Do not submerge the battery in the water.Warnings: Do not mix fresh batteries with used batteries. Do not mix batteries with metal stuff together. Do not insert batteries with the (+) and (-) reversed. Do not use Efest batteries with defective E-cig mods. Do not disassemble, dispose in fire, heat or short circuit. Do not put the battery in a charger or equipment with wrong terminals connected. 