There are lots of optional accessories you can get to customize your Competition Electronics ProChrono digital chronograph.

Use the ProChrono chronograph to measure the velocities of your airguns, firearms and airsoft guns. It can do it all!

• 2-Year Limited Warranty
• Digital chronograph
• Large 4-digit LCD readout
• 21-7000 fps measurement
• Meters per second (mps) or feet per second (fps) readout
• Stores 9 shot strings with up to 99 shots each in power down memory
• Review each velocity and shot string data
• Records average velocity, standard deviation and extreme spread
• Delete individual shots or entire string with the touch of a button
• Serial data connection port for use with remote accessories
• 32-100 deg. F operating temperature range
• 250 mSec to 500 mSec time between shots
• 750 nSec crystal-controlled shot timing resolution
• +/-1% or better accuracy of measured velocity
• 1/4″x20 mounting hole thread
• 3/16″x16″ guide wire size
• 16″x4″x3.25″
• 15 mAh power consumption
• On/off switch
• Uses one 9V alkaline battery (not included)