2.1 Adjustable pulling line for fit length and screw design to fix the lamp from cable
2.2 Proper design for longer lighting time: Brightness sequence - 50%middle - 25%low -100%high - off
2.3 (If have) Mobile phone charging function: Push the button to start the mobile phone charging function, when the red LED indicator lightens
2.4 (If have) Remote control function: Push the button on the lamp to start the remote signal receiver, when the red LED indicator lightens. To control the lamp by pushing the remote control "ON" "OFF" "+" "_"
2.6 With over charging protection and over discharging protection, mobile phone charging protection, over load protection and short circuit protection.