Note 1: When using an external power supply, use a 5V adapter with a current of 0.5A or more. Note 2: Avoid using the B.B. to accidentally hit the panel and buttons during use to avoid LCD or button damage. Note 3:Keep a certain distance from the chronograph when using Gas/CO2 blow back guns & Gel blaster to avoid disturbed readings. SCR1: Muzzle Velocity, ROF, Energy and AMMO quick selection function. SCR2: Provides 25 latest continuous firing speed and muzzle velocity test data for users to analyze the performance of Airsoft. In the setting screen, users can set the BBs information (weight and caliber) and unit. Machine setting also can be found here. Acetech AC6000MKIII BT Exclusive Acetech AC6000MKIII BT Acetech AC6000MKIII Acetech AC6000 Acetech AC5000 Add to Cart Add to Cart Add to Cart Buying Options Add to Cart Customer Reviews 4.4 out of 5 stars 1,016 4.4 out of 5 stars 1,016 4.4 out of 5 stars 1,016 — 4.4 out of 5 stars 1,016 Price $145.99$145.99 $130.99$130.99 $115.99$115.99 — no data $80.99$80.99 CAD 139.9 119.9 105.9 98 84.9 Measure Muzzle Velocity 30/ms ~ 400/ms 30/ms ~ 400/ms 30/ms ~ 400/ms 30/ms ~ 400/ms 30/ms ~ 400/ms Screen 240*240 LCD 240*240 LCD 240*240 LCD 128*128 OLED 128*64 LCD Tube Diameter 36mm 36mm 36mm 36mm 24mm Tube Aluminum Plastic Plastic Plastic Plastic Bluetooth ✓ ✓ X X X Bag ✓ X X X X