OptiMate® TM-409 DUO-1 Battery Charger / Maintainer - Works with All 12-Volt Lithium Batteries - .6 Amps

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Whether your bike sits for the winter or hits the track regularly, this is the charger for any 12 volt GEL, AGM, Lead Acid or Lithium Battery!

 A lower amp FULLY AUTOMATIC charger/maintainer for ALL 12 volt batteries.


• The most cost-effective solution for long-term maintenance of all types of 12 Volt batteries in any vehicle stored in or outdoors.

Fully Automatic “Plug and Play” - Simply connect to the battery and plug it into the nearest power socket, the rest is fully automatic.

• The unique Optimate battery-saving maintenance charge mode keeps the battery 100% ready and at the same time provides power to the onboard computer, display or antitheft alarms.

• Recommended for 12 Volt AGM, GEL, Lead Acid AND Lifepo4 lithium battery brands.

• Weatherproof and lightweight weighs in at under 1 lb.

Includes all safety features such as reverse polarity protection, no spark connection; approved to UL and CSA safety standards for automatic battery chargers.

• We also offer a faster .8 and 5 Amp charging units that provide testing and recovery of lithium batteries.  

3 year limited warranty.



“Body” of Charger

Length              =          3-7/8"        

Width               =          2-3/8"     

Height              =          1.5"

Weight             =          14 oz



(1) Fully automatic battery charger.

(1) Direct connect fused harness / permanent ringlet connector with weatherproof cap.

(1) Set of positive and negative battery clips.