Specification AgeRangeDescription : Adult Brand : McbeAn BulletPoint : Inflate Needle Valve A/V. BulletPoint1 : 【Accurate speed measurement】This product can provide accurate speed for projectiles with speeds ranging from 30/fps to 7000/fps per second. BulletPoint2 : 【Useful】Mainly used to learn and experience the ability of single-chip microcomputers to process data at high speed, and can measure the flight speed of various projectiles. BulletPoint3 : 【High Quality】Aluminum alloy, stainless steel material, support rod, speed measurement, energy measurement, speed energy, record viewing, average viewing. BulletPoint4 : 【Advantages】Large effective sensing area, easy to use, high sensitivity, suitable for measuring the ballistic speed of table tennis, badminton, bows, and arrows, physical acceleration experiments, projectile free fall experiments, speed measurement, etc. BulletPoint5 : 【Application】Mainly used to learn and experience the ability of SCM, it can process data at high speed and measure the flight speed of various projectiles. Examples: Accurate velocity measurement of bows, arrows, shotguns; table tennis, badminton, physical acceleration experiments, projectile free fall experiments, etc. CareInstructions : Machine Wash Color : Yellow Department : mens ExternallyAssignedProductIdentifier : 8464899280073 ExternallyAssignedProductIdentifier1 : 0852687983288 ExternallyAssignedProductIdentifier2 : 852687983288 FabricType : 100% Polyester FitType : Loose ImportDesignation : Made in the USA or Imported ItemDisplayWeight : 0.05 pounds ItemName : Ballistic Precision Shooting Speedometer, Foldable Speed Chronograph, 60 Shot Memory, 30/fps to 7000/fps, with LCD Display, for Archery Arrow Badminton Tennis ItemPackageDimensions_Height : 34.3916 centimeters ItemPackageDimensions_Length : 9.8044 centimeters ItemPackageDimensions_Width : 27.5082 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : sport-speedometers Manufacturer : McbeAn Material : Polyurethane ModelName : Rain Set PartNumber : DTY0228002411 Pattern : Striped ProductDescription : Advantage; Strong adaptability to indoor and outdoor ambient light, the darker the ambient light, the better the machine performance. It can be used both day and night; 60 sets of data can be saved for checking the average value.