Small error and high accuracy. Suitable for RC airplane, duct, propeller speed test of propeller. It is easy to use, just turn on the switch, select the number of propeller blades, and aim at the rotating propeller at a distance of about 5~0cm to start reading.
eBay
Its compact design and battery make it easy to carry and use in various settings. 4 String locking knobs Bass Guitar Tuning Pegs Keys Tuners Machine. Chain Auxiliary Tools Tree Felling Accessories Garden Wedge.
eBay
It's just take you 1 minute. We'd like to settle any problem in a friendly manner.
eBay
0.5~19999RPM. Speed: 0.1RPM (0.5~999.9RPM). LESS INFLUENCE TRANSMISSION: The use of low resistance bearing transmission has less influence on the speed of the motor under test. Line Speed Range Selection: Automatic switching.
eBay
Resolution: 0.1RPM at 2.5~999.9RPM; 1RPM at 1000~99999RPM. Low battery indication. LCD screen with white backlight, easy to read. values record function. Data hold function, data record and recall(60 readings).
eBay
Resolution: 0.1RPM at 2.5~999.9RPM; 1RPM at 1000~99999RPM. 1 X Reflective Tape. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.
eBay
Product Model: 6236P. 0.1rpm (2.5-999.99RPM). 0.1rpm (0.5-999.99RPM). 10-99999 RPM photoelectric speed. Range Selection: Automatic range. Photoelectric Rotation Speed 3 x Adhesive Tape. 1 x Storage Bag.
eBay
Key Railway Key Tool Stainless Steel Key Railway Key Railway. Temperature Sensor Air Conditioner Repair Accessory Accurate Monitoring. - Display: 5-digit 18mm high-resolution LCD. Sincerely hope that you can understand!
eBay