Shooting Chronograph Airsoft BB Speed Tester Laser light Black

**X3200 High-Power Speed Tester Airsoft BB Shooting Chronograph For Hunting Shooting Tester*** Description:* LCD Display* Tripod screw for tripod fitting* Design for BB Pellets * With Manual* Duarble/detachable anode aluminium hood* Muzzle Veocity range: 10~400MPS(30~1200FPS)* R.O.F. Range: 100~9999RMP* Muzzle energy range: 0.01~999 Joule* Batteries: Operated by 4 x AAA Batteries* Weight 240g;* Dimensions: 115 x 100 x 50mm Velocity: FPS/MPSFire Rate: Balls per second BPS/BPMPre-set B.B weight v.s. energy(Joule) 0.20g, 0.21g, 0.22g, 0.23g, 0.24g, 0.25g, 0.26g, 0.27g, 0.28g, 0.29g, 0.30g, 0.31g, 0.32g, 0.33g, 0.43g, 0.89gExtra large size diameter: 20mm. You can even measure the velocity of paintballUsing rechargable Ni-MH aaa 1.2V batteries x2 (not included)Handheld small size: 12.5CM x 5.5CM x 5CM