Remote control operation method: Press the remote control OPEN to open the strong light , press the remote control +/- button to steplessly dimming, press the remote control MODE to change modes (high light-low light-warning flashing), and press the remote control 1/H button turn on the 1 hour timing lighting, press the remote control 3/H button to turn on the 3 hours timing lighting, press the remote control OFF button to turn off the light.