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AUTOOL RE110 Digital Remote Key Frequency Tester – Key Fob & Infrared Signal Meter
About this item
Ever wondered if your key fob is actually sending a signal?
This AUTOOL RE110 tester lets you check in seconds.
It detects all the common frequencies—315, 433, 868, and 902MHz—and even works with infrared.
You can test the battery voltage on coin cells like CR2032 and CR2025, too.
It runs on 4 AAA batteries or via USB-C.
Super handy for locksmiths, car yards, or just the curious car owner.
Comes with a 3-year warranty.
USD$ 14.75 
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4.5 out of 5 stars
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