HOOVO is a professional Lipo battery brand, which is focus on research, development and production of Li-Polymer batteries for over decades. We are committed to provide the most professional and safest batteries for every consumer. Feature: - Light weight, long cycle life, no "memory-effect". - High power battery, high capacity provide your rc model more energy, more enjoyment. - High Discharge rate and steady discharge curve make your rc vehicle work powerfully. Specification: Brand: HOOVO Chemistry: Lithium Polymer Cell Number: 4S Voltage(V): 14.8V Capacity(mAh): 7000mAh Discharge Rate (C): 100C Charge Plug Type: JST-XH Battery Dimension: 152*46*37mm/5.98*1.81*1.46inch(L*W*H)Approx Weight: 575g/20.28oz Package Content: 2 X HOOVO14.8V 7000mAh 100C 4S Lipo Battery Notice: - For the RC battery, only if the voltage and the plug match, then it will fit. - Don't over charge exceed 4.2V and don't over discharge below 3.2V. - Check the battery condition carefully before using or charging. - If the new battery won’t hold a full charge or loss the charge very quickly in short time, please use Balance Charger to charge and recycle several times first. - For any questions, pls feel free to contact us through "Your Orders" tab of your Amazon account, we will respond within 24 hours.