Shooting Speed Meter Ball Velocity Energy Measurement Chronograph anti-shake phone handle A: The built-in wind vent

A: The built-in wind vent allows air to circulate through the canopy

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Shooting Speed Meter Ball Velocity Energy Measurement Chronograph anti-shake phone handle A: The built-in wind ventDiscover the Shooting Speed Meter Ball Velocity Energy Measurement Chronograph, a standout decor pick designed for dependable everyday performance and lasting value. Specifications Battery Included: Yes Brand Name: TTAKA7 This product is mainly used for object acceleration and velocity measurement Mini size is easy to carry. Simple and easy operation. high accuracy measurement, 160 groups datas will be recording. Measuring speed range: 1 999m s. Metal