4M - Logiblocs - Alarm Tech
$23.95 $47.45
Make your own alarms using Logiblocs. Kit includes a light sensor, switch button, beeper and a range of other blocks to make more than 30 detectors...
$23.95 $47.45
Make your own alarms using Logiblocs. Kit includes a light sensor, switch button, beeper and a range of other blocks to make more than 30 detectors...