Features AC 220V Signal indicator light, high sensitivity and exquisite workmanship, engineered from high quality PC shell. 8mm / 0.31in mounting hole diameter design, clear luminous part and durable to use, easy and convenient for installation. XD8‑1 Model signal light, having excellent and stable performance, widely applications to meet your demands. Plug connection mode, wear‑resistant and dustproof, strong hardness, energy saving and low maintenance cost. Special designed for signal indicating use, there are 3 different color light available for you to choose. Specification:Item Type: Indicator Light Material: PC  Model: XD8-1 Operating Voltage: AC 220V Hole Diameter: Approx. 8mm / 0.31in Connection Mode: Plug Rated Temperature: T125 Purpose: Signal indication Package List:10 x Indicator Light Package List 10 x Indicator Light