Brand new and high quality.It is easy to install and used widely.It can identify day and night automatically.It utilize the infrared energy from human as control-signal source.2 optional adjustment modes by twist the button : only at night or both night and daylight.It will auto when you enter into the detection range( within 6M), and auto turn off after delay time(according as your adjustment) if you had left the induction area.Size: 56x118mm(DiaxH)Voltage: AC100~240VFrequency: 50~60HzCurrent: 2APower: less than 60WLuminous : less than 3~2000Lux(adjustable)Detection range: 360 Detection distance: less than 6M( less than 2 4 )Delay time:10~300 seconds( adjustable)Installation height: 2-3.5mWorking temperature: -20~+40Working humidity: less than 93%RHBase type: E27Bulb interface type: E27Colour: whiteMaterial: retardant ABSSize: 56x56x118mmPackage Contents:1 * E27 Motion SensorOnly the above package content, other products are not included.Note: Light 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.