Antigravity Lithium-Ion Battery Tracker YCRF_bicycle_helmets Zippered phone pockets

Zippered phone pockets

Toric Lens Shape is Optically Correct

Waterproof 5TECH materials with 300 D Cordurapolyester

Material and Construction: The helmet is constructed using Premium Integrated Matrix Plus (PIM+) technology

Antigravity Lithium-Ion Battery Tracker YCRF_bicycle_helmets Zippered phone pocketsThe 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