FK Series Fun Kits
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Kit makes a 4 digit electronic counter, presettable Assembled and tested now in stock!!
FK936
$18.99
Kit makes an electonic body temperature monitor / alarm
FK935
$12.99
Kit makes an electonic thermostat control 0-100 celsius or 32-212 F
FK934
$14.99

Kit makes an electonic voice changing circuit
FK930
$9.99
Kit makes an electonic muscle massager
FK927
$8.99
Kit makes a two digit electronic counter
FK926
$11.99

Kit makes a sensitive Whisper Amplifier Circuit
FK917
$7.99
Kit makes a Low Battery Alarm or Sensor Device
FK915
$5.99
Kit makes a light activated alarm. Possible use in Refridgerator as open door warning
FK911
$4.99

Kit makes a nice Water Sensor Alarm complete with speaker
FK910
$4.99
Kit makes a continuity tester with sound & speaker
FK909
$5.99
Kit makes a 3 level water indicator
FK902
$3.99

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