Description Joyroom JR-W050 20W 10000mah Magnetic Wireless Power Bank with Ring Holder Joyroom's JR-W050 power bank has a ring holder and a 20W 10000mah battery. It can simultaneously charge three devices and supports both conventional and wireless charging. It provides power for game consoles, watches, tablets, mobile phones, and e-readers. The PD3.0, QC3.0, and AFC fast charge protocols are supported. Magnetic charging at 5W, 7.5W, 10W, and 15W is compatible. The phone is held firmly and charges continuously thanks to N52H ultra-strong magnets. Real-time power status information is provided through the LED indicators. The item includes a smart chip that can be programmed and several safety features, including over-charge, over-discharge, over-voltage, and over-temperature protection.