A sensor that detects the presence of a moving human or animal

Record sounds and messages and playback with the included speaker.

Nonstock, special order only This circuit is used for protecting property. The advantage of this circuit is small-scale, easily installed and used.

This circuit has an LED indicator with a delay switch for turning off a high voltage device (110 or 220V applications)

MXA088 Infrared Sensor Digital Counter, 6 Digit

Traffic Light Control for 110-120 Volt single Traffic Signals with Three Lights of 500 watts each. Fully assembled & tested

Digital Up / Down Counter with 4 Digits and driver for larger LED displays. Fully Assembled & Tested 4 in stock Out of stock!!

Kit makes a Non Contact AC Voltage Detector Click on "more info" for details and options

Kit makes a Digital Temperature Controller, requires assembly Click on "more info" for details and options

Digital Temperature Control, -20 to 100 degree C. Fully Assembled & Tested 2 in stock

Motorcycle / Car Starting Alarm Sensor. Fully Assembled & Tested 10 in stock

Infrared Remote Switch for use with Universal Remote Control (TV type)

PIR Sensor Circuit. Fully Assembled & Tested 2 in stock

Night (dark) activated relay switch with timer. Fully Assembled & Tested 15 in stock

Electronics Timer with 12 LEDs to show time. 1 to 180 minutes. Fully Assembled & Tested