Attach the Garmin Varia UT800 Smart Headlight Urban Edition out front on your handle bars so you can shine brighter for longer. This bright, sleek, and lightweight headlight automatically adjusts the beam intensity based on speed to ensure you can see and to extend the battery life. A long lasting bicycle light is key for every ride. 

[Details]

• Weight: 4.6 oz (130.0 g)
• Dimensions (L x W x H): 3.8” x 1.3” x 1.2”* (96.6 mm x 33.5 mm x 29.7* mm) *1.8” with flange (*44.7 mm with flange)
• Battery life: High 1.5 hrs | Medium 3.0 hrs | Low 6.0 hrs | Day Flash 25.0 hrs | Night Flash 6.0 hr 
• Lumens: 800
• Compatible with several Garmin devices including Edge 1000/820/520, fēnix® 5x/5/5s, Forerunner® 935/735XT and vívoactive® HR .Water rating: IPX7
• Model: 010-01673-00