Professional Lutron DT-2234B Non-Contact Digital Tachometer

Lutron DT-2234B Non-Contact Digital Tachometer – Specifications Feature Specification Model DT-2234B Type Non-Contact Digital Tachometer Measuring Method Photo / Laser Non-Contact Display LCD Digital Display Measuring Range (RPM) ~10 to 99,999 RPM* Resolution 0.1 RPM (lower range), 1 RPM (higher range) Accuracy ± (0.05% 1 digit) (Typical) Sampling Time Approx. 0.5 seconds Measuring Distance Approx. 50 mm–300 mm (varies with surface) Detecting Target Reflective tape / white surface Laser Type Visible laser diode Power Supply 2 × AAA Batteries Auto Power Off Yes (after inactivity) Operating Temperature 0 °C to 40 °C (32 °F to 104 °F) Storage Temperature –10 °C to 60 °C (14 °F to 140 °F) Weight Approx. ~120–150 g (without batteries) Dimensions Approx. 170 × 50 × 35 mm (L × W × H) Color Typically Black / Orange