The DAA ARC Chronograph is a precision velocity measurement tool featuring high-frequency modulated infrared light technology. It delivers accurate projectile velocity readings from 10 to 10,000 feet per second, capturing bullets, arrows, airsoft BBs, and more.

It offers the largest shooting window of any optical chrono on the market, and is designed to be fully assembled or dismantled in seconds.

Completely unaffected by external lighting conditions, this chronograph performs flawlessly indoors, outdoors, in bright sunlight, or total darkness, no diffusers or special setups required.

Calibrated to align with the median range of major industry chronographs, it ensures consistent, trustworthy results.

Seamlessly integrated with the ARC Chrono App (available for Android and iOS), this chronograph offers real-time shot data, ballistic insights, and shooter profile management, all in an intuitive, easy-to-use package.

Arc Chronograph

• High-Precision Modulated IR Light Technology: Accurately and consistently measures velocities across a wide range (10–10,000 FPS), regardless of lighting, without the need for external diffusers or add-ons.
• Bluetooth 4.0 Connectivity: Wirelessly pairs with your mobile device for effortless setup, live monitoring, and data tracking.
• Quick-Assembly Design: Breaks down into three pieces for storage in the included custom carrying case.
• Flexible Power Options: Runs on 4x AA batteries for portable use or via USB-C for continuous operation with external power bank or wall outlet.
• Power-Saving Mode: IR arcs automatically deactivate after 30 seconds of inactivity (infinitely adjustable in-app).
• Size: 1.65 kg,  46 x 45 x 41 cm (fully assembled).

ARC Chrono App

• Shooter Profiles: Create and save multiple profiles to track individual records.
• Shot Monitoring: Monitor shot consistency and log shot strings with calculated energy and power factor.
• Live Data Display: View shot velocity, standard deviation, power factor and more, instantly displayed on your device.
• Geo-Location data: Your phones Geo-Location data (temp, barometric pressure) is included in your stored string data.
• Custom Records: Record caliber, projectile/powder weight, and override environmental factors.
• Settings Control: Adjust units (FPS/MPS, Joules/Foot-pound), IR arc timeout, and shooting parameters.

What’s in the Box?

• DAA ARC Chronograph Main Unit
• 2x Modulated Light Infrared Arcs 
• Soft Storage Bag
• 5-Meter Micro USB Cable
• User Manual

ARC App

• Google Play Store: Download app here
• Apple Store: Download app here