Battery capacity : 2,000-4,999 mAhMaterial : SiliconCompatible Brand : Apple iPhone PhonesCompatible iPhone Model : iPhone XCompatible iPhone Model : IPhone XS MAXCompatible iPhone Model : IPhone XRCompatible iPhone Model : IPhone XSFunction : Power Boxcapacity : 3000mAh ~ 4200mAhMaterial : Primary liquid siliconeStyle : Fashion / Artistical / Stylish / Young / Cute / Woman / ManFeature1 : 2019 Baseus power bank caseFeature2 : Extended Cellphone Powerbank for iPhone XFeature3 : Phone Battery Charger Case For Apple iPhone XR XFeature4 : Battery Capacity Case 4200mAhFeature5 : Power Bank Case For iPhone XFeature6 : Charging Case Cover Funda / Power Bank Case For iphone XsSupport : Listen to Music, Calling, Data Transmission