Mini Laser Photo Tachometer U40142 Extech

The Mini Laser Photo Tachometer is an excellent tool for mechanics experiments or demonstrations as it allows non-contact RPM measurements of rotating objects. Simply apply reflecting tape on the object to be measured and point the laser for quick and easy measurements. Features: • Make non-contact RPM measurements • Memory button holds last reading and recalls min/max readings • Easy to read large 5 digit LCD display • Rugged double-molded housing for better grip • Incl