The Varia Vue headlight camera records crisp, clear video in 4K (requires memory card; not included ) and saves footage automatically if it detects an incident , while a headlight with up to 600 lumens lights the way. FEATURES: Crystal-clear Video Recording: Varia Vue records video in 4K resolution for clear video playback and the ability to capture incidents as they occur. Brightness Up to 600 Lumens: The built-in headlight features variable light modes and auto brightness control that adjusts to your speed and light conditions. Smart Design: A cutoff beam minimizes light intensity above the cutoff line to help preserve the vision of oncoming drivers, pedestrians or other cyclists. Adjust Settings on the Go: Control the camera and headlight settings anytime from your compatible Edge® cycling computer or in the Varia™ smartphone app. Coverage From All Angles: Simultaneously record rear-facing footage with the Varia™ RCT715 radar camera tail light to match up with front-facing footage from the Varia Vue headlight camera. See It All in the Varia App: With the Varia app , you can also control camera and light functions, edit videos, and add data overlays. SPECS: Dimensions: 3.6" X 2.4" X 1.3" (92 X 60 X 33 mm) Weight: 7.0 oz (200.0 g) Light modes: high, medium, low, night flash and day flash Lumens: 550 high, 300 medium, 140 low, 400 night flash, 600 day flash Water rating: IPX7 Battery life: 1080p30 recording: 1.5 hours high, 2.5 hours medium or night flash, 4.5 hours low, 7 hours day flash, 9 hours camera only 4K recording: 1.25 hours high, 2 hours medium or night flash, 3.5 hours low, 5 hours day flash, 6 hours camera only ANT+: yes (bike lights, camera control) BLE: yes (bike lights, camera control) Wi-Fi: yes Visibility distance: 1 mile (1.6 km) Integrated camera: yes Smart headlight: yes Accepts Data Cards: Memory card sold separately; requires at least 8 GB microSD™ card (supports up to 512 GB), Class 10 or faster GPS speed and location info in video: yes (when paired to a compatible Garmin Edge, Garmin smartwatch or Varia App) Camera modes: continuous, off, radar-activated (when paired with compatible Varia™ rearview radar) Camera settings: 4Kp30, 1440p30, 1080p30, 1080p60 Electronic Image Stabilization (EIS): yes Accelerometer: autolock footage upon incident detection Camera control: Garmin Edge® bike computers, select Garmin smartwatches and Varia™ app Varia™ app compatibility: Light control, camera control and video transfer Vault support for video storage: yes