Wahoo ELEMNT BOLT v2 Wireless GPS Bike Computer:

The ELEMNT BOLT is a fully integrated GPS bike computer, with a full list of compatible hardware and smartphone apps. ELEMNT BOLT is purposefully built to provide a simple, intuitive ride experience in a sleek, aerodynamic design. This GPS bike computer features a 2.2 inch, 64 color screen with an ambient light sensor to make it easy to see the metrics that matter most, at a glance. Perfect View Zoom, Quicklook LEDs, and customizable data pages allow you to personalize your device setup to ensure it's a helpful companion from the beginning to the end of your ride. 

Details:

• Includes Global Maps: 
• Retrace Route, Saved Locations, Mountain Bike Trail Integrations etc 
• Route Sync Bluetooth: Route syncing can be done over Bluetooth
• New Summit Climbing: features add color-grade gradients to the grade data field and elevation chart on the climbing page when riding 3rd party or Strava. 
• Easy Sense Buttons: three easy sense convex top buttons to effortlessly locate them and toggle through workout screens.

Features: 

• Unit Dimensions: 3.05" x 1.86" x .84" 
  
• Resolution: 320 x 240 
• Battery Life: 15 hours 
• Water Rating: IPx7 (waterproof up to 5 ft)
• Wireless Connectivity: iPhone & Android