Solderless electronic kits. Ideal project for beginners in electronics. Takes about 1-2 hours to build. All parts/wires/springs peg into plastic bread board. No soldering! No special tools needed. Ages 10 and older. Uses two 1.5 volt batteries (not included).
SK 107 Home Alarm SK 108 Rain/Water/Flood Alarm
Build this burglar alarm to keep Build this alarm and then install it to warn
snooping siblings out. An intrusion against flooding or rain in remote locations of
is detected by the opening of a magnetic the building. Can even be used to detect leaky
switch which can be mounted on doors pipes!
or windows.
SPECIAL: $3.00 each. Minimum order 10 kits.
Shipping add $10.00.