Antigravity Lithium-Ion Battery Tracker YCRF_bicycle_helmets Includes 2 straps for securing

Includes 2 straps for securing to the rear seat of a touring motorcycle

Ventilation panels on chest

Zippered phone pockets

three-tiered knee protector pockets for a personalized fit

Antigravity Lithium-Ion Battery Tracker YCRF_bicycle_helmets Includes 2 straps for securingThe Antigravity Battery Tracker monitors your vehicle battery status through your phone or tablet by using our free Battery Tracker App (iOS or Android, Bluetooth 4. 0). The app has three main pages: Voltage Test, Cranking Test and Charging Test. The simple interface makes it easy to monitor the battery's voltage, automatically check its performance during starting, and test your alternator's charging operation. You can view real time data as well as