Description:
Instrument for measuring shot by pressure. Please distance from the test of a certain distance test (recommended distance of 0.5 meters). This prevents the dust in the air flow to affect the accuracy of the test.
Slingshot Tachometer Professional-level Speed Tachometer Arc Speedometer Factory Outlet / Non-E9900-x
This product on the speed of 1 to 999.9 meters per second high-speed moving objects with accurate speed capability. Effective sensing area, the use of extremely convenient. High sensitivity. Ambient light adaptability, indoor and outdoor day and night can use. Stable performance, high precision.

Specification:
Working voltage: DC 6V
Working environment temperature: -30 ~ +60
Accuracy: test error is less than 0.5%
Measurement range: 1-999.9 M/S (FPS range 30-999.9)
Outline dimension (main body) mm:330*80*44
Feature: Aluminum alloy shell/ stainless steel support Velocity measurement energy measure / Speed energy key switch / Look at the record / view average value
Weight: 1KG

Include:
1 x Slingshot Speedometer
1 x Tripod

Payment Way:
Please know we just accept paypal payment, thank you!

Shipping Details:
We will send out the package during handing time, you can receive it in expect delivered time normally, if not, please contact us, we will be responsible for it, thanks!

Return Details:
We offer 30 days money back guarantee return policy, however, our warranty does not extended to any products that are physically damaged or that are not under normal operating conditions as a result of misuse or improper installation on the buyer/user's part.

About Us:
If you have any question, please contact us by "Ask a question", we will work with you to until you are satisfied, and our normal business hour is Monday to Friday 9:00 AM to 6:00 PM Hong Kong time GMT+8, all messages and orders will NOT be processed at weekend and holidays, if you are satisfied at our service and product, please kindly leave  us a positive comment Green Color + and 5-star (Yellow color) Detailed Seller Ratings, we will automatically leave positive feedback after received positive feedback from you.