4 Channel relay board. (Fully assembled & tested) 4 inputs to
control 4 Relays, each with both Normally Open and Normally
Closed outputs. Operates on 9-12 volts and controls loads up to
220 volts. Can be used with Computer or Basic Stamps
Infrared Transmitting and Receiving Modules (fully assembled and tested)Transmits and receives infrared signal up to 80 feet. Receiver Controls a SPDT relay that is rated for 10 amps at 220 volts. Can be used with Computer or Basic Stamps.