Relay Module 4 Channel High Level Trigger Relay Expansion Board for Windows for OS X for IOS for

Feature: 1. High Compatibility: Relay module supports for Windows, for OS X, for IOS, for Android and other major platforms, and is compatible with for PXT graphical programming interface, no need to download additional compilers, convenient and quick. 2. Multi Channel Control: Relay board is equipped with 4pcs 5V relays, which can control 4 channels of switches at the same time, which is highly practical in both home and industrial scenarios. 3. Easy To Operate: The relays are connected to the P3, P4, P6 and P7 pins of the expansion board, and you can easily control the switching of the 4 way relays by simply controlling the level outputs of the corresponding pins. 4. Safe And Reliable: Each relay has a contact capacity of AC 120V 3A, DC 24V 3A, and is equipped with a status indicator red LED, making the status of the device clear at a glance. 5. Stable Power Supply: The power supply of this relay expansion board adopts DC 5V, which ensures the stable operation of the module board and improves the working efficiency of the equipment. Specification: Item Type: Relay Module Material: PCB Power Supply: DC 5V Operating Mode: High Level Trigger Contact Capacity: AC 120V 3A, DC 24V 3A LED Indicator: Each relay channel with status indicator red LED. Package List: 1 x Relay Module