1. No need to find where the switch is in the dark. Simply touch the lamp body to turn it on or off easily. 2. Using high-grade coils, it has the characteristics of high power factor, low temperature rise, no noise, and no flicker. 3. It uses the human body to trigger the internal chip to control light changes. 4. Save the trouble of finding the switch at night. 5. Suitable for metal lamps, floor lamps, and bedside lamps. Model:1 way touch control sensor Rated voltage:AC220 (V) Rated current:3 (A) Contact resistance:standard (ohm) Insulation resistance: standard (Mohm) Voltage:AC 220V +/- 10%, 50HZ Colour:Black Material:PVC Size:4.4x3.4x1.3cm Package Contents: 2 x 1 channel sensor switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.