1. Velocity rest range :
◎ Initial Velocity measure range: 30.00 ~ 400.0

(m/s)
◎ ROF measure range : 100 ~ 5000 (RPM)

2. Chronograph :
◎ Support Camera Tripod mount
◎ Tube diameter 24mm
◎ Battery: 2 x AA batteries
◎ External Power input: micro USB (5V/0.5A)

(No charge batteries function only power for Chrono)

◎ Dimension: L x W x H = 113 x 97 x 55 (mm)
◎ Weight: 205g
◎ Such as the use of Gas or CO2 gun will produce

smoke, suggest for Gas or CO2 BB gun for a distance of more than 10 cm in order to avoid interference smoke.