Smart Sensor AR926 LED Display Photoelectric Speed Detection Meter Voice Recorders the camera can intelligently track

the camera can intelligently track the face and intelligent shutter

Charging output iWatch: 3W max

Weight: about 110 grams

Rechargeable cooling fan

Smart Sensor AR926 LED Display Photoelectric Speed Detection Meter Voice Recorders the camera can intelligently track1. Material: ABS 2. Measuring range: 100~30000rpm 3. Measurement accuracy: 2. 5~99999RPM 4. Resolution: 0. 1RPM, 1RPM 5. Sampling frequency: 0. 8Sec 6. Laser test generator, photodiode, fast measurement response 7. Button panel, touch to select the desired function, easy to operate 8. Powered by 3 AA batteries (not included) 9. Large screen LCD display, the value is clearer and more accurate 10. Automatic data storage, high measurement range 11.