Features: 1.Adopts single chip control, stable and reliable performance, strong anti?interference, and will not be triggered by mistake. 2.Voltage regulator tube with high power provides sufficient and stable voltage, and has good heat dissipation,Coil voltage 12V. 3.Has a protection diode to prevent the power supply from being reversed, and there is no damage to the product if the power supply is reversed for a short time. 4.Touch switch is used as a product test, and it can be connected to an external trigger switch, equipped with a terminal block and lead, which is more convenient to use. 5.The trigger can also be triggered by other sensor modules, as long as it is a low level trigger, it is valid, and the function has more extensions. Item Type: Relay Module Material: Copper Clad Laminate Power Supply Voltage: 12V Power Supply Current: More Than 100mA Load: 250V 10A (AC) or 30V 10A (DC) Life: 1Million Times Center Distance of Board Mounting Hole: Approx. 48 x 25mm / 1.9 x 1.0in 1 x Relay Module Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.