Construct a touch sensitive alarm. The perfect protection against intruders and fridge thieves! Touching a metal object, connected to the alarm, will activate the buzzer and LED. Included: All electronic components, electrical wire, pc board, solder and full instructions. Soldering and a 9V battery required. Age: 12+ 3211 R85.00 |
Construct a touch sensitive alarm. The perfect protection against intruders and fridge thieves
Construct a touch sensitive alarm. The perfect protection against intruders and fridge thieves |