Test Range:2.5-999999m/min (rpm) photoelectric speed mode0.5-19999m/min (rpm) contact speed mode0.05-1999.9m/min (m/min) contact wire speed modeResolution:Optoelectronic speed: 0.1RPM (2.5-99.9RPM)1 RPM (Above 1000 RPM)Contact speed: 0.1RPM (0.5-99.9RPM)1 RPM (Above 1000 RPM)Contact wire speed: 0.01m/min (0.05-99.9m/min)0.1m/min (above 100m/min)Accuracy: plusmn; (0.05%+1 word) 0.5 seconds (above 120RPM)Effective distance: 50mm-500mm laserWorking current: 35mA laserMemory: Automatically memorize maximum, minimum, and last measured valuesTime base: 6MHz quartz crystal, accuracy: 10X10-6 (0 ℃ -50 ℃)Power supply: 4 times; 1.5V size 5 battery (Not Provided)It can measure and read at both ends, making it convenient and fast to use.
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.
Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
