Heat Detector
Scribblenauts Unlimited
Type	Electronics, Small
Behavior	None known
Synonyms	None known
Available in	Scribblenauts, Super Scribblenauts, Scribblenauts Remix, Scribblenauts Unlimited, Scribblenauts Unmasked, Scribblenauts Showdown, Scribblenauts Mega Pack

A Heat Detector is a form of fire detector which responds to an increase in temperature.

If you place it near to fire, small waveforms are emitted from the detector.