Safety 1st Automatic Night Light The Safety 1st automatic night light keeps you child's room slightly lit while they sleep or to dimly light your hallway to help guide anyone to the bathroom when needed. This night light can be kept plugged in all the time as the light is only activated when the built-in sensor detects a loss of natural daylight. When the night light is on, the electricity consumption is very low (0.5 W) so there isn’t any danger of inflated electricity bills because of this product. The Safety 1st automatic night light is safe and economical to use as the bulb doesn't need to be changed. It also doesn’t heat up when in use so there isn’t any danger of anyone burning themselves when removing the devise from the plug. The bulb lasts of average 50,000 hours so you can be using this night light for many years of come. The Safety 1st automatic night light is to be used in a standard UK three-pin plug socket with an electricity supply of 220-240 V and 50 Hz. Features: Dusk-to-Dawn Diode Night Light Automatic night light with built-in sensor. Eco night light: Very low energy consumption (0.4 W), lasts up to 50,000 hours Simply plug into a UK 3 pin plug socket Provides soft and gentle light that doesn't heat up when in use No need to replace bulb Does not get hot Power supply: 220-240V-50Hz Dimensions: 8 (l) x 7 (w) x 8 (h) cm