Name: creative retro table lamp Parameters: small: diameter 45cm/height 55cm; irradiation space: 5-10? Large: diameter 47cm/height 150cm; irradiation space: 10-15? Light source: E271 Lampshade material: fabric Switch Type: Remote Control Applicable: living room/bedroom, etc. The following is a tutorial on how to use the remote control for the first time: First use the pedal to turn on the light. After turning on the light, press and hold the A button within five seconds until the light flashes three times and the remote control can be used. If the operation is incorrect, you need to turn off the light and wait for one minute, restart the light source and operate again. If the indicator light of your remote control does not light up, it may be that your battery is installed backwards or the battery does not match