Features 1.Built-in blue LED backlight, innovatively mounts on the sofa or table hole, to make full use of space for desks, tables and sofa. 2.It can be used to charge your devices while won't occupy space. 3.Compatible with all general brand mobile phone system charging. 4.Built-in mobile phone charging protection line, reduce the damage to mobile phone and battery. 5.It has spiral cover structure, easy to install and disassemble. Specification Features: Built-in blue LED backlight, innovatively mounts on the sofa or table hole, to make full use of space for desks, tables and sofa. It can be used to charge your devices while won't occupy space. Compatible with all general brand mobile phone system charging. It has spiral cover structure, easy to install and disassemble. Built-in mobile phone charging protection line, reduce the damage to mobile phone and battery. Specification: Condition:100% Brand New Material: ABS Shell Color: Black Power Adapter: Input 9V-32V Output: 5V 2A, Cable Length: Approx. 1m/3.3ft Dual USB Charging Head: DC5521 female head, Cable Length: Approx. 1m/3.3ft Input: 5V 2A Output: 1A per hole Weight: Approx.84g/3oz Package List: 1 x Sofa Dual USB Charger Package List