DC7 24V Relay Module 1 Channel Input Output with Anti Reverse Connection Protection RS485 TTL

Feature: 1. 1 channel relay module, realizes 1 optocoupler input signal detection and 1 relay output. 2. It can be used for digital quantity detection or power control occasion, strong practicality. 3. With diode effusion protection, ensures short response time, which has stable performance. 4. This relay module has long lifespan, it can be connected continuously for 100,000 times. 5. Made of premium quality PCB, good thermal conductivity and electrical insulation properties. Specification: Item Type: Relay Module Material: PCB Working Voltage: DC 7 24V Purpose: Realize 1 optical coupler input signal detection and 1 relay output, which can be used for digital quantity detection or power control occasion.. Package List: 1 x Relay Module