Product Description
The easiest way to measure up to 50 feet. Ultrasonic sensor made by Polaroid is perfect for anyone who needs to measure room size. Accurate at 50 feet to within 1 inch. Perfect compact size fits any hand, and easily fits into a pocket. Uses permanent lithium power--no batteries to replace. The MS-32GB transmits harmless sound waves that are beyond the range of human hearing that bounce off the first major obstacle they hit. Shipping Weight: 1.6 ounces
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