RLXTEC Power Case (iPhone Xs Max-11 Pro Max)

RLXTECH Power Case (iPhone Xs Max-11 Pro Max) How to use the battery case? 1. Connect the iPhone cable with the battery case, to charge the backup cover. The LED lights will flash when the case itself is charging, but do not flash when the case charges the iPhone. The LED indicator will stop flashing when the battery is fully charged. Four LED lights indicate the corresponding power of the battery: 0-25%: 1 LED 25%-50%: 2 LED 50%-75%: 3 LED 75%-100%: 4 LED 2. Press the smart switch for 3 seconds to charge the phone; press the smart switch for 3 seconds to stop charging the phone. IMPORTANT NOTES: 1. This battery case is ONLY compatible with iPhone. 2. Please notice the angle while installing and removing the battery case. PRODUCT SPECIFICATIONS: Capacity: 4800mAh Input/Output: 5V/2A(MAX) Time of Charging case: about 4 hours In good working condition. Charges fully, lights come on when button pressed. Small scratches on backside of case.