How old is my Motion Detector 2?February 27, 20190 Lift the hinged panel of the Motion Detector 2 and look at the underside. You will find a series of numbers, a gap, then a...... Continue Reading →
How to tell the age of a LabQuest battery.October 9, 20170 You can tell the battery manufacture date by looking at the 4-digit number on the upper left of the battery label. The number is listed...... Continue Reading →