ACETECH Airsoft Chronograph AC6000MKIII 30 to 400 m/s Measurement Shooting Speed Tester Chrono with Colorful LCD Display for 4.5mm/6mm/8mm/9mm BB

Support Micro-USB (5V/0.5A) power input (no battery charge function) or Use AA Alkaline battery*2 Measures Muzzle Velocity from 30 m/s ~ 400 m/s (90 ft/s ~ 1200 ft/s) Ammo parameter setting supports 5 memory slots Ammo parameter setting from Weight: 0.01g ~ 9.99g Caliber 4.5mm ~ 18mm 25 memory slots for velocity and ROF (Rate of fire) Tripod Ready mounting hole (Screw for standard camera / camcorder tripods ) Support Micro-USB(5V/0.5A) power input(no battery charge function) ROF range: 100~5000RPM Extra large caliber (diameter 24mm) Weight: 200g without battery Size : L x W x H = 117 x 97 x 59 (mm)

• High-Precision Speed & Rate of Fire Testing: Measure muzzle velocity from 30 to 400 m/s and rate of shooting from 100 to 5000 rounds/minute.
• Customizable Shooting Profiles: Compatible with standard airsoft BB including 4.5mm, 6mm, 8mm, and 9mm diameters for consistent, accurate readings.
• Advanced Data Display and Storage: 240x240 full-color LCD shows real-time test data, including ROF, FPS, energy (Joule or ft-lb), and up to 25 historical records for performance analysis.
• Portable Design: Compact 130 x 108 x 61 mm design, weighs only 285g (without battery). Features 1/4" tripod thread, compatible with most tripods on the market for stable testing, tripod NOT included. Operates on 2x AA alkaline batteries (1.5V). Batteries must be purchased separately, AA Batteries Required NOT Included.
• Important Usage Note: Keep some distance between the muzzle and the sensor when firing. Excessive gas or smoke from GBBs may interfere with accuracy.