Guarder Speeder-2000 Shooting Chrony.
Weight: 440g (L14xW11xH4.5 cm)
Color: Black
Measure Mode: meter/second(m/s), Joules(J) and FPS (Feet per second)
Measure Range (Min.) 2.0m/s & 7.0FPS
Measure Range (Max.) 500m/s & 1500FPS
Input (AC) 110V - 240V
Battery Life: 4 Hours Continuous Usage
Charging Time 1.5 Hours
APPLICATIONS:
A Chrony / Chronograph is used to measure the speed, power, rate of fire of an Airsoft or paintball gun.

FEATURES:
-Works under most light conditions (in and out door)
-Wireless with built-in rechargeable battery
-Detachable Flashhider tube allows more accurate reading.
-Measure muzzle velocity in 3 Mode: m/sec, Joules and FPS
-Built in tripod screw hole for standard tripod or monopod.
-Able to measure from 7fps to 1500fps