Velleman MK137 IR Remote Checker Minikit

Description

The Velleman MK137 IR Remote Checker DIY minikit makes it easy to check all your IR remote controls. Just point your remote at the kit’s phototransistor and press any button on your remote. The 4 red LEDs on the MK137 will flash when the circuit receives signals from your remote, indicating that your remote control is working. The kit’s electronic circuit is powered by a 9V battery and the battery holder is included with the kit.