1Wall plugin lamp socket, with switch, onekey manual control, easy to use and operate. 2E27 standard interface, suitable for E27 bulb lamps, corn lamps, downlights and other lamps. 3Lamp holder inside uses aluminum alloy, which has good conductivity and stable performance. 4Highquality PVC shell, high temperature resistance, good insulation, no safety hazards. 5Screwin interface design, easy to install and assemble, service life is as long as 40,000h. Item Type: Lamp SocketMaterial: PVC, Aluminum AlloyWeight: Approx. 42g / 1.5ozProduct Size: Approx. 4.5x4.3cm / 1.8x1.7inVoltage: 220VMaximum Temperature Resistance: 180Lamp Socket Specifications: E27Plug: EU StandardService Life: 40000H 2 x Lamp Socket 1. Please allow 0& 8209;1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.