HS2234 5 Digits LCD Display Digital Laser Tachometer 2.5RPM to 99999RPM

Features : MCU Embedded, and based on optoelectronic. semiconductor laser and other advanced technology, measuring RPM is accurate non-contact. Wide range of the measurement and high-resolution. Automatic measuring and manual measuring selection. The power of laser is of high and low selection to adapt th far and near distance. Automatic to record 50 sets of data, and the sampling interval time could be changed. Automatic to record the Max, Min and Average data. LCD light helping work in the dark. Auto shut off after 30 seconds without operation. Specification : Model: HS2234 Display: 5 digits LCD, Max 99999 Measuring range: 2.5 RPM ~ 99999RPM Resolution: 2.5 RPM ~ 999.9 RPM (0.1 RPM) 1000 RPM ~ 99999 RPM (1 RPM) Accuracy: (0.05% rdg + 1 digital) Available Distance: 50mm ~ 500mm Sampling Time: 0.5s (over 120 RPM) Time base: Crystal Oscillator Operating Temperature: 0C ~ 50 C Storage Temperature: -20C ~ 60C Battery: 2x AAA (not included) Size: 108(L)x 60(W)x 25(H)mm Enclosure: Instruction Manual, batteries, reflecting tape marks. Power Consumption: Laser in Low power 25 mA, Laser in High power 40 mA Package includeds : 1 x HS2234 Digital Tachometer 1 x set of Reflective 1 x User manual Details pictures :