?Fly Time?Light Weight and 7500mAh Big Capacity ,Fly More 6 Minutes than Original Battery . ?Compatible With ?Compatible With YUNEEC Q500 / YUNEEC Q500+ / YUNEEC Q500+ PRO / YUNEEC Q500 4K / YUNEEC Typhoon G ?Battery Parameter?Capacity: 3S 11.1v 7500mAh Weight: 480g ,This battery can be charged with original Yuneec charger ?Safety ?The battery get CE, FCC, ROHS certification,build in charge and discharge protection chip ,can prevent battery short circuit, overcharge, over discharge, over current ,over voltage and overheating . ??1 year , have any problem ,Contact us ,We will give you a good solution .