📏 CyberTech Tri-Mode Non-Contact Tachometer Distance Gauge Review

This device does not measure the distance to a surface. It measures revolutions per minute, m/min, but not meters or feet, like distance traveled. Being so inclined allows you to mark the moving surface and measure the interval of the mark in seconds. Mount the wheel and measure the surface speed, then do the math. But the instrument doesn't count because the wheel is attached to the treadmill. It's cheap and it works. But it doesn't do what I bought it for. In fact, it can do what it says on…

The device arrived and was clearly an earlier return. The box has been opened. 2 of 4 batteries were missing. The parts bag had obviously been repackaged. Was not read in laser photo mode. No red dot is projected from the device. Looking into the lens, it was clear that the laser diode was bent away from the lens. Very bad build. I opened up the block and bent the diode into position. This has been noted in other reviews on this product. After reassembling, the phototouch worked. Strong red…

The first tachometer I ordered was intermittent - this meant that the laser beam lit up strongly, but after a while (1-20 seconds) the light started to fade, which is noticeable negatively impacted the testimony. Pressing and releasing the "Test" button will make it work again, but like before, it will also start to disappear after an indefinite amount of time. Helpful but annoying. Thinking I just had a bad unit, I ordered a replacement unit, but the replacement unit was even worse than the…