Function: It can automatically switch on or off depending on the light Model: ZL-3017(sensor) Tube diameter: 9mm Base: E27/B22 Wattage: 7 - 20w Life time: More than 8000hrs Voltage: 110v/60Hz, 220-240v/50Hz Tube: Tricolor /Tri-Phosphor Packing: Color box/ blister card G. W. /N. W.: 5.5/4.5kgs (100PCS) MOQ: 5000PCS