Extend 100%+ power to iPhone x - the powerful 4000Mah li-polymer extended battery can effectively provide 100%+ extra battery life to iPhone x, which is equivalent to add 12 + hours Talk time.
Qi wireless charging technology: wireless charging Supported. No longer need to take off the battery case when using the wireless charger to charge your iPhone x together with the battery case.
Optimized for iPhone x - direct iPhone x to computer sync through file transfer technology Supported.Soft TPU full edge case protect your phone from hard drops & heavy shocks.
Apple certified connector: built-in Apple certified connector works with all functions with your iPhone x charging case. 100% compatible with iOS 11, Apple Pay, and future iOS software updates.
Zero defect guarantee - 365 days ZeroLemon guarantee warranty with Amazon 30 days full refund guarantee; lifetime customer support from ZeroLemon. 100% zero defect guarantee.
iPhone X Battery Case with Qi Wireless Charging Supported ZeroLemon iPhone X 4000mAh Slim Juicer Extended Battery Rechargeable Case for iPhone X[Apple Certified Connector]-Black - B071F4LHT2