Maestro IoT Features


Green Cube’s embedded Internet of Things (IoT) feature for our SAFEFlex batteries and cloud application provide real time performance information to any Wi Fi connected device. A cellular or GSM service option is available for those locations without WiFi. The product suite delivers the fleet’s performance data each month for a small fee. This feature is an option on any of the batteries in the Lithium SAFEFlex line.


Ease of Use
  • Indicates when opportunity charging is being utilized
  • Anticipate when battery service will be needed
  • Receive notifications when batteries need charging
  • Understand usage patterns for capacity planning
Energy Savings
  • Select the optimal time to charge your batteries (i.e. charge at lower cost, off peak hours)
  • Monitor state of charge while charging to determine when to disconnect from the charger and send SMS to operator to notify of charge status
Versatile Application
  • Application operates on any WiFi enabled device
  • Personalize your fleet by customizing each piece of equipment with a name, color, description and category
  • Add multiple users to let the team track fleet performance
  • Customizable dashboard presents data that is most important to you
  • Fleet-wide view tracks every piece of equipment at every warehouse


  • Increases up time by optimizing charging regimes, reducing charge time and indicating when opportunity charging can be utilized
  • Increases fleet utilization by notifying operators when charging is complete
  • Lowers electrical consumption and energy costs

Real Time Measurements

  • State Of Charge (SoC)
  • Current
  • Temperature
  • Charger Detect
  • Cell Voltage
  • Pack Voltage
  • Key on/off
  • Errors and Warnings
  • Remaining Available Capacity
  • Maximum Available Capacity
  • BMS Reset Counter
  • Balancing Information
  • Firmware and Configuration
  • DFI Information
  • History

Additional Information & Resources

SAFEFlex IoT Datasheet