Xcortech X3200 MK3 Handheld Computer Airsoft Chronograph
Features:

Measures muzzle velocity from 30 m/s ~ 400+ m/s (90 fps ~ 1200+ fps)
ROF range: 100~5000RPM
Calculates muzzle kinetic energy from 0.01~999 joule
High quality DOT Matrix backlit LCD display
External micro-USB power input (no battery charge function)
High density IR detector for fired projectiles
3 memory options for saving various ammo weight and calibers
25 Shot memory log of velocity & ROF (Rate Of Fire)
Energy Per Unit Area Calculation
14 internal sensors
Tripod ready (Screw for standard camera / camcorder tripods)

Muzzle velocity range: 30-400+ m/s (90 – 1200+ fps)
R.O.F. range: 100-5000 RPM
Muzzle energy range: 0.01~999 Joule
Power: 2x AA Battery, External Micro USB
Weight: 200g
Dimensions: 113mm x 97mm x 55mm