HD Mobile Phone Screen Magnifier With BT Speaker

Description:   Item Type: Screen Magnifier Material: High Definition Acrylic Lens + ABS Frame Size:20.5*19.2*3.1cm Size of screen: 12inch Item of battery:18650 Charging time 2-3H Use time 4H-5H   1. Powerful Wireless Bluetooth speaker -- The Phone Screen Magnifier (With Bluetooth Speaker), enjoy a high definition stereo sound with an impressive volume whether you watch TV or listen to music, The phone screen magnifier uses High Definition Acrylic Lens, is 1.5mm thick , magnifying your phone's screen 2 times the size. which will relieve the discomfort and visual fatigue causing by long time focusing on the small screen.   2. Two kinds of charging ways -- The phone screen magnifier included a 18650 battery, After installing the battery, you can enjoy a movie anytime and anywhere, and can even be used as a mobile power supply for other devices. Usually, it can be charged directly with an Android charger.   3. How to use -- Turn on the power switch, wait for L2-L8 to appear on you