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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Charging output iWatch: 3W max
It is very easy to view the microscopic world in real time through your mobile phone
Fit the ear canal design
photo taking
Smart Sensor AR926 LED Display Photoelectric Speed Detection Meter Voice Recorders Charging output iWatch: 3W max1. 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.
US$ 115.00
US$ 161.00
US$ 117.95
