Ultimus Battery

"FEATURES
* No need for a separate battery monitor⋯save hundreds of dollars!
* Wirelessly connect to each battery or your battery bank from your IOS device.
* Access each BMS independently or the battery bank as a group.
* Track Cycle Life on each battery.
* Displays State Of Charge (SOC) percentage with a graphic display.
* Display voltage, charging or discharging current, and temperature.
* Easy to read gauges.
* Battery Events displayed in easy to understand text.
* Works up to 15 feet from the battery.
* Displays each battery signal level.
* Uses Bluetooth BLE 4.0 or later
* Compatible with iPhones with IOS 7.0 or later"