For iPhone 15 Pro Max MOFI Frosted PC Ultra-thin Hard Phone Case(Black) Filter-Audio Signal Switcher Classic model: need to be

Classic model: need to be tightened and reinforced with a wrench

over voltage protection

With Sleep and wake up function

Wireless charging power: 10W

Battery Types Lithium-polymer Battery

For iPhone 15 Pro Max MOFI Frosted PC Ultra-thin Hard Phone Case(Black) Filter-Audio Signal Switcher Classic model: need to be1. The design is fine, and the precision fits for your Phone. 2. Simple, comfortable, easy to carry. 3. It adequately protects devices from the normal scratches, dirt, tear and wear. 4. All buttons and ports are easy to access. 5. Portable: it is unnecessary for you to take it off once your phone puts it on because it is quite thin and light. 6. Cost effective: a very suitable price have been set for the case. It is an affordable product.