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 5~10cm to start reading.
eBay
5 in 1 Cordless Handheld Vacuum Cleaner for Makita 18V Battery Portable for Hard Floor Carpet Car Pet Hair Cleaning
Aliexpress UK
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 5~10cm to start reading.
eBay
SZUK Car Vacuum Cleaner Strong Suction Cleaning Machine Mini Handheld Vacuum Cleaner Wireless Portable Vacuum Cleaner for Car
Aliexpress UK
Screen: 5 digit large LCD display, with a word height of 18mm. Low Battery Indication: Yes. Sampling Rate: 0.8 seconds (above 60 rpm). Maximum Display: 99999. If you do not receive our reply within 48 hours, pls.
eBay
4 in 1 Stick Handheld Vacuum Cordless Vacuum Cleaner For Carpet Floor Pet Hair
Aliexpress UK
The stroboscope adopts advanced technology such as photoelectric technology and anti interference technology, which is very powerful. Item Type: Digital Stroboscope. 1 x Stroboscope. Error: 0.05%. Product Model: DT2239B.
eBay
SZUK NEW Car Vacuum Cleaner 985000PA Strong Suction Handheld Portable Cleaning Machine Wireless Mini Vacuum Cleaner Car Cleaner
Aliexpress UK
eBay
3-in-1 Cordless Vacuum Cleaner with Floor Brush Wireless Portable Handheld Vacuuming Wet Mop 10kPA Suction Power Cleaning Tool
Aliexpress UK
Found in closed dealer.
eBay
Cordless Vacuum Cleaner with Powerful Motor Strong Suction Low Noise Rechargeable Handheld Vacuum Cleaner Dust Remover
Aliexpress UK
With technology to targeting, you can get more accurate data. It can be widely used in the field of motor, electrical fan, paper making, plastic industry, chemical fiber, washing machines, car making etc.
eBay
Wireless Mini Vacuum Cleaner Portable Dust Collector Dry And Wet Home Car Dual-Use Handheld Cleaning Appliances USB Charging
Aliexpress UK
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 5~10cm to start reading.
eBay
Wooden Massage Roller | Handheld Muscle Relief for Neck, Shoulders, Head | Promotes Circulation | Home & Office Use
Aliexpress UK