Water Level Detector
![BESTplayer 2008-07-22 19-33-43-31.jpg](/proxy/?url=https://content.instructables.com/F76/1KKQ/FIY4LGX0/F761KKQFIY4LGX0.jpg&filename=BESTplayer 2008-07-22 19-33-43-31.jpg)
Sound Signal
![BESTplayer 2008-07-22 19-41-04-98.jpg](/proxy/?url=https://content.instructables.com/FIB/FL08/FIY4LGXI/FIBFL08FIY4LGXI.jpg&filename=BESTplayer 2008-07-22 19-41-04-98.jpg)
![BESTplayer 2008-07-22 19-41-38-59.jpg](/proxy/?url=https://content.instructables.com/F4W/RHYA/FIY4LGXW/F4WRHYAFIY4LGXW.jpg&filename=BESTplayer 2008-07-22 19-41-38-59.jpg)
find sound signal ( I use Mc'Donalds toy )
Wires
![BESTplayer 2008-07-22 19-41-40-65.jpg](/proxy/?url=https://content.instructables.com/FXP/Q8QW/FIY4LGYE/FXPQ8QWFIY4LGYE.jpg&filename=BESTplayer 2008-07-22 19-41-40-65.jpg)
![BESTplayer 2008-07-22 19-41-44-04.jpg](/proxy/?url=https://content.instructables.com/FGF/AP4T/FIY4LGYD/FGFAP4TFIY4LGYD.jpg&filename=BESTplayer 2008-07-22 19-41-44-04.jpg)
prepare wires and open toy
Solder
![BESTplayer 2008-07-22 19-41-46-62.jpg](/proxy/?url=https://content.instructables.com/FGW/6UYA/FIY4LGYO/FGW6UYAFIY4LGYO.jpg&filename=BESTplayer 2008-07-22 19-41-46-62.jpg)
![BESTplayer 2008-07-22 19-41-51-54.jpg](/proxy/?url=https://content.instructables.com/FEP/2400/FIY4LGYN/FEP2400FIY4LGYN.jpg&filename=BESTplayer 2008-07-22 19-41-51-54.jpg)
![BESTplayer 2008-07-22 19-41-54-17.jpg](/proxy/?url=https://content.instructables.com/FLE/13CO/FIY4LGYM/FLE13COFIY4LGYM.jpg&filename=BESTplayer 2008-07-22 19-41-54-17.jpg)
find two switch point and solder wires
Holes
![BESTplayer 2008-07-22 19-41-59-59.jpg](/proxy/?url=https://content.instructables.com/FO5/WOMA/FIY4LGZM/FO5WOMAFIY4LGZM.jpg&filename=BESTplayer 2008-07-22 19-41-59-59.jpg)
![BESTplayer 2008-07-22 19-42-01-46.jpg](/proxy/?url=https://content.instructables.com/FLZ/XSEJ/FIY4LGZL/FLZXSEJFIY4LGZL.jpg&filename=BESTplayer 2008-07-22 19-42-01-46.jpg)
![BESTplayer 2008-07-22 19-42-03-54.jpg](/proxy/?url=https://content.instructables.com/FHN/0KH9/FIY4LGZK/FHN0KH9FIY4LGZK.jpg&filename=BESTplayer 2008-07-22 19-42-03-54.jpg)
make holes for wires, and close the toy
Sucker :)
![BESTplayer 2008-07-22 19-42-09-96.jpg](/proxy/?url=https://content.instructables.com/FS8/P1PX/FIY4LH00/FS8P1PXFIY4LH00.jpg&filename=BESTplayer 2008-07-22 19-42-09-96.jpg)
![BESTplayer 2008-07-22 19-42-11-18.jpg](/proxy/?url=https://content.instructables.com/FWH/UWUR/FIY4LGZZ/FWHUWURFIY4LGZZ.jpg&filename=BESTplayer 2008-07-22 19-42-11-18.jpg)
mount handle (sucker)
Finish
![BESTplayer 2008-07-22 19-42-15-76.jpg](/proxy/?url=https://content.instructables.com/FGG/K0BO/FIY4LH0C/FGGK0BOFIY4LH0C.jpg&filename=BESTplayer 2008-07-22 19-42-15-76.jpg)
![BESTplayer 2008-07-22 19-42-23-34.jpg](/proxy/?url=https://content.instructables.com/F59/PHKA/FIY4LH0B/F59PHKAFIY4LH0B.jpg&filename=BESTplayer 2008-07-22 19-42-23-34.jpg)
![BESTplayer 2008-07-22 19-42-29-26.jpg](/proxy/?url=https://content.instructables.com/FAM/OOI2/FIY4LH0A/FAMOOI2FIY4LH0A.jpg&filename=BESTplayer 2008-07-22 19-42-29-26.jpg)
How this work ?? check video :) Good Luck