Select products now available online for purchase  

Battery Health+ Indicator (BTR-70791-2) - view of label and LED window zoom

  • Battery Health+ Indicator (BTR-70791-2) in use with BB-2590/U battery (not included)
  • Battery Health+ Indicator (BTR-70791-2) - view of label and LED window
  • Battery Health+ Indicator (BTR-70791-2) - view of connector

Battery Health+ Indicator for BB-2590/U or BB-2557/U


Instantly determine your batteries (BB-2590/U or BB-2557/U) Health Status before heading out. Easily manage your battery inventory.

Need a larger quantity or purchasing outside of the US?
Request a Quote
  • ● For use with BB-2590/U, BT-70791 Series.
    ● LED indication assures the user they have selected a battery that is able to provide the expected
       operational energy.
    ● SOH information quickly informs the user if the battery is capable of at least 80% of its original capacity
       and at the same time indicates through the SOC if it is charged to at least 80%.
    ● Indicates SOC ≤ 30% for air transport.
    ● Classifies healthy batteries that will perform when needed and identifies batteries that should be charged
       or discarded.
    ● Small enough to carry on missions, battery status can be readily obtained whenever needed.
    ● Time stamped, serialized battery SOH data is captured and stored with room for over 200,000 data points.
    ● Collected data is available via USB interface and can be used to identify and manage the state of your
       battery inventory.
    ● Small, ergonomic, form factor, device that requires no training.
    ● The Battery Health+ Analyzer gives you confidence that your battery is fully operational.


    LED Definition

    LED Image for SOH ≥ 80%, SOC ≥ 80%
    SOH ≥ 80%, SOC ≥ 80% Battery Available Capacity and State of Charge
    greater than or equal to 80%.
    Battery is serviceable.
    LED Image for SOH ≥ 80%, SOC < 80%
    SOH ≥ 80%, SOC < 80% Battery Available Capacity greater than or equal
    to 80%. State of Charge less than 80%.
    Fully Charge battery to maximize runtime.
    LED Image for SOH ≥ 80%, SOC ≤ 30%
    SOH ≥ 80%, SOC ≤ 30% State of Charge less than or equal to 30%.
    Meets required SOC for air transportation
    (per IATA 2016 Provisions).
    LED Image for SOH < 80%
    SOH < 80% Battery Available Capacity less than 80%.
    Discard and replace battery.
    LED Image for Read Error 
    Read Error Battery read error. Battery faulty or
    communication error. Check connections.
    LED Image for Storage Error
    Storage Error Battery storage error.
    Contact Bren-Tronics for service support.
    NOTE: if no LED, verify the battery has some charge, connection is good, and retest.

Size / Weight

  • Length

    0.09 in (2.3 mm)

  • Width

    1.96 in (50 mm)

  • Height

    1.57 in (40 mm)

  • Weight

    0.15 lb (0.07 kg)


  • Materials / Color


Customer who bought this item also bought

  • BTA-70769

    This Female Cigarette Lighter Adapter can power many types of off the shelf electronics from any X90 battery (BA-5590, BA-5390, BB-2590, BB-390/U) X90 Female Cigarette Lighter Adapter

  • BA-5590/5390 & BB-2590/U USB Charger: 3.1 Amp Output: NEW AND IMPROVED!

    Charge USB powered devices using standard military batteries: BA-5590/U, BA-5390/U, BB-2590/U, and BB-390/Us. The dual power charger works with most devices as your phone, PDAs, cameras, Tablets, portable media players and much more. BA-5590/5390 & BB-2590/U USB Charger

  • Medium Rate AC/DC Charger Kit with US Plug Adapter

    NEW kit leverages trailer hitch connection to provide charging solutions via AC/DC and solar panel. Includes: single-station charger for 2590/390/2557 batteries, AC/DC US plug power adapter, cigarette lighter adapter & carrying bag.

  • BTP-70810-USB1: 148/152 3.1A USB Charger with SOC Indicator

    Charge up your USB powered devices using standard military batteries used on AN/PRC-148 & AN/PRC-152 handheld radios. In addition, it provides instant State of Charge and provides the ability to charge with OPTIONAL BTC-70810-1 charger.

  • Battery Health Indicator for 148/152 Batteries

    Instantly determine your batteries (AN/PRC-148 and AN/PRC-152) State of Charge (SOC) and State of Health (SOH) before heading out. NOTE: this reader does not have USB charge capabilities. For USB charging, please see BTC-70810-1 charger.

  Featured Videos

No Videos yet...

No Videos yet...

Ask a Power Expert

Our Power Experts Are Here to Help

Still have questions? Contact one of our engineers or sales managers for help.

Ask a Question


Be Proud - Buy American!

"Buy American" Directly from Bren-tronics' factory in Commack, NY.