LabRadar Ballistic Velocity Doppler Radar Chronograph Objective Diameter_24mm There is a large exterior

There is a large exterior pocket for storage of extra batteries or accessories that has a Velcro closure

7mm nylon midsoles for extra support with pack loads

The ultimate field tool

Weight: ­1 lb 1 oz

20-denier polyester backer

LabRadar Ballistic Velocity Doppler Radar Chronograph Objective Diameter_24mm There is a large exteriorLabradar Chronograph performance exceeds any consumer level velocity acquisition system. It continually measures velocities of your rifle, pistol, shotgun (slugs), arrows or pellets up to 100 yards depending upon the size of the bullet. Smaller bullets do not track as far as large bullets. Multiple distances for velocity display are user definable on the unit. LabRadar measures velocities up to 3,900 f. p. s. with 0. 1% accuracy using six AA