For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

Measuring range of the speed tester is 1-999.9 MPS (30-9999 FPS), the error is very small, only 0.5%, and the speed measurement is accurate.

With a large effective detection range, easy to use, high sensitivity and strong adaptability to ambient light, it can be used indoors and outdoors during the day and night.

The aluminum alloy casing is made of sturdy and durable material, which can accurately measure, measure, record and display the average value.

Strong adaptability to ambient light, the deeper the ambient light, the better the machine performance.

It can measure the flight speed of various projectiles, such as table tennis, badminton, bow and arrow, projectile free fall experiments.