Function: Power Case Material: ABS Compatible Brand: Xiaomi Battery Capacity: 5000-6999mAh Brand Name: CASEWIN feature 5: 5000mAh Power Case For Xiaomi Mi 9 battery case feature 4: For Xiaomi Mi9 5000mAh Extenal Power Bank Battery Case feature 3: For Xiaomi Mi 9 battery charger case feature 2: 5000mAh battery Charger Case For Xiaomi Mi 9 SE feature 1: Charger Power Bank case For Xiaomi Mi9 SE cover batterie capacity: 5000mAh