Comes with a detailed user manual, easy to use with only three buttons. NOT includes tripod and battery. Compact size has a 25mm extra-large size diameter aluminum caliber which even allows you to test the velocity of the paintball. IR sensor self-calibration technology, customed weight and caliber value, data playback, auto power-off. HD LCD screen with backlight, easy to check the readings accurately even at night, testing error less than 1.3%. Designed to test the high power airsoft shooting speed, muzzle velocity, shooting kinetic energy, and the predicting shooting distance.

Date First Available: April 6, 2020. Best Sellers Rank: #85,165 in Sports & Outdoors. Customer Reviews: 4.3 out of 5 stars 235 ratings 4.3 out of 5 stars. : B086SW4GPR. Manufacturer: ?shantoushichenghaiqumeichengwanjuyouxiangongsi. Color: ?Blue. Brand Name: ?ACTIONUNION. Item Weight: ?200 Grams. Package Weight: ?0.27 Kilograms. Item Package Dimensions L x W x H: ?6.65 x 4.69 x 2.28 inches.