The series products are based on the technique of strapless adjusted・ through tiny little remotes to control the switch and the brightness of the light. The lamp can be installed in every power socket at will. This product has strong stability and reliability・ widely used in the hall・ room・ kitchen・ bathroom・ corridor・ etc.Operating instructions: Switch Under the switch-off mode・ press or long press the remoter to switch on. Brightness control; Under the switch off or switch on mode・ long press the remoter to manipulating light. Lose your grip to lock the brightness・ and it will remember the brightness next time when switching on.