Ballistic Precision Chronograph 30-9999 FPS Speed Meter Large Effective Area Meter Used For Tennis Badminton Shooting

Ballistic Precision Chronograph 30-9999 FPS Speed Meter Large Effective Area Meter Used for Tennis Badminton Shooting OOTDTY Features: 1 to 999.9 meters per second projectile with accurate speed. Speed measurement, energy measurement, speed energy, browsing records and checking averages. Large effective induction area, easy to use, high sensitivity. Mainly used to learn and experience the high-speed data proceing ability of single ch microcomputer, which can measure the flight speed of various projectiles. Apply for table tennis, badminton, bow and arrow, physical acceleration experiment, projectile free fall experiment, NerF toy speed measurement, children's soft toys, etc. Specification: Material: Aluminum Size: 330x80mm/13x3.15in Type: single speed meter/bracket/ 1 set speed meter(optional) Voltage: DC 6V Battery(not included): 4 x AA battery(not included) Working Temperature: -30℃ - 60℃ Accuracy: test error ≤0.5% Measuring Range: 1-3000 M/S(FPS range 30-9000) Package Includes: 1x Speed Meter or 1x Bracket or 1 Set Speed Meter note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the ture may not reflect the actual color of the item.

About shping
Shping and Pack All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

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