I was looking through the Prop Store and found that I had a hidden prop treasure! Well, maybe not. Either way, if you're a fan and want to have a perfect replica of the "Cleaner's Device", pick yourself up a Zircon Stud Sensor and remove the painted on parts.
Amazon.com: Zircon Stud Sensor Pro: Home Improvement
Amazon.com: Zircon Stud Sensor Pro: Home Improvement