The Antigravity Battery Tracker +PLUS has a cool new look, slim profile, and major advancements in all areas to offer more features than ever. It can monitor any vehicle or system with a 6v, 12v or 24v battery, all from your phone with our free Battery Tracker App (iOS or Android, Bluetooth BLE 5.3). With new features like GPS Location Finder and up to 72 days of Voltage Logs, our Tracker +PLUS is a valuable tool for anyone who wants to keep tabs on their battery. Simply attach the fork connectors to your battery terminals, secure the Tracker to your battery with provided velcro pad, then it's ready to send battery data to your phone using our App.