ITEM NAME:1 Channel 5V LED IR Infrared Remote Control Relay Module Learning Board Product Description Description: 1 Channel 5V LED IR Infrared Remote Control Relay Module Learning Board for Microcomputer Feature: 1. It is suitable for single chip microcomputer, household electrical appliance control and so on. 2. Control the DC / AC signal. 3. A normally closed contact and a often open contact. 4. High level suction closes (press "ON" button), low level release (press "OFF" button). Specification: Relay voltage: 5V, with LED state indicator Control range: the longest 8 meters Equipped with large current relay: 250VAC-10A, 125VAC-10A, 30VDC-10A, 28VDC-1 Size: 51*19*17mm/2*0.74*0.66'' Note: Please allow slight size differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understand. Included: 1 x Relay Module 1 x Remote Control.Included: 1 x Relay Module. Equipped with large current relay: 250VAC-10A, 125VAC-10A, 30VDC-10A, 28VDC-1. High level suction closes (press "ON" button), low level release (press "OFF" button). Due to the different display and different light, the picture may not show the actual color of the item.