General tools ldm1 laser distance measure, 50ft features: measure further – the ldm1 laser measure can measure up to 50ft with the push of a button measure faster – why use a tape measure when you can get the measurements of a room in seconds wtih the ldm1 laser measure one button operation – with the click of a button, your measurement is taken. Simple and easy to use compact size – the laser measure is portable and compact. Fits right into your pocket class ii laser product < 1mw power output