As a leading manufacturer / assembler of lithium ion batteries, JBBATTERY recognizes lithium-ion batteries as the preferred power solution for today's portable equipment. Li-ion battery cell provides higher energy density per unit volume and weight than Ni batteries. In addition, the high voltage and low weight contribute significantly to reducing volume, reducing weight and simplifying the operation of electronic devices. More information visit https://www.jbbatteryarabic.com/custom-li-ion-battery-packs.html