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You have come to rely on batteries, whether to wake you up in the event of a fire or to make sure your car starts. A battery monitor gives you a better idea of the health and power of your battery.

Do not let yourself be caught without the power you need; select a battery monitor compatible to your use. Replace your battery at the first sign of ill health. Keep your day looking bright.

  • 12v Battery monitor A

    12v Battery monitor A

    £9.99
    (£9.99 / Unit)
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    Free P&P
    Good for any 12v battery where you want to monitor levels between the ranges specified in the tables below - Lead-Acid, Gel type or fibre mat technology cells. Its annoying when your battery goes flat...
  • Energizer 12V Battery Charging System Monitor & Twin USB, , 12/24V Adaptor/Charg

    Energizer 12V Battery Charging System Monitor & Twin USB, , 12/24V Adaptor/Charg

    £19.95
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    Free P&P
    • 12 watching
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    • 30 sold
    12V Single Socket & Twin USB. Allows use of multiple 12V accessories such as sat naves, phone chargers, tyre inflates etc. Any longer and we'll get to the bottom of it straight away. We're dedicated t...
  • Gammatronix 5mm LED 12v Battery level / Alternator Charge monitor indicator- K

    Gammatronix 5mm LED 12v Battery level / Alternator Charge monitor indicator- K

    5mm 12v LED version of our popular 'E' unit - EasyFit
    £10.99
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    Free P&P
    • 207 watching
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    • 761 sold
    Integrated 5mm LED 12v Battery charge / level indicator. The tri-colour LED will illuminate in different colours, solid or flashing, selected by the yellow mode wire. One of two modes, as per the tabl...
  • Energizer 12V Battery Charging System Monitor & Twin USB

    Energizer 12V Battery Charging System Monitor & Twin USB

    £17.76
    Buy it now
    Free P&P
    12V Single Socket & Twin USB. Allows use of multiple 12V accessories such as sat naves, phone chargers, tyre inflates etc. Plugs in to 12V Vehicle Socket. 2.1A (for tablets) & 1.0A (for phones) USB po...
  • ENERGIZER 12V BATTERY CHARGING SYSTEM MONITOR & TWIN USB - 50501A

    ENERGIZER 12V BATTERY CHARGING SYSTEM MONITOR & TWIN USB - 50501A

    £15.99
    Buy it now
    Free P&P
    12V Single socket and twin USB. Plugs in to 12V Vehicle Socket. 2.1A (for tablets) & 1.0A (for phones) USB ports. Allows use of multiple 12V accessories such as sat navs and phones.