•Voltage:-5V DC (press Long touch for low and high brightness)
•Charging time-8 Hours Battery Backup-4 Hours(Depends On led Brightness)
•Flexible Arm Flexible Arm that turns onward is adjustable freely according to the case you want to use. Not only up and down but also right and left and adjustable angle can be adjusted. It is also possible to charm the curve of the arm stylishly with high degree of freedom.