1. Open the battery compartment in dustbin and insert battery. 2. Turn on the power switch at backside. The red indicator light will stay on for then flash to show it is in working order. 3. Hold your hand about 30cm above the infrared panel, the lid will open automatically within 5 seconds, and close again automatically within 4. Press the manual button OPEN on the control panel, the lid will open all the time, press CLOSE, then it will colse.