Test your remote controls to see if they are giving a signal. This unit is a great handheld tester for use with all IR (Infra-Red) remote controls. To use, simply turn on the RRJCY01, aim remote towards it, and press buttons on remote. The RRJCY01 will light up and make a noise if signal is detected. IR Remote Control Tester.
Battery Required : AA Battery 2 pack
Dimensions: 2.00 x 6.00 x 1.00 (W x L x D, inches)