Battery Tender 12V/24V, 5/2.5A Weather Resistant Battery Charger [022-0258-DL-WH]12V 24V, 5 2. 5A Weather Resistant Battery Charger Quickly re charge and maintain your battery with The Battery Tender 5 Amp charger. Fully automatic and easy to use. With a 4 Step Fully Automatic Charging (Initialization, Bulk, Absorption, and Float Sequence), this charger switches to a float or maintenance voltage after the battery has reached 100%. Perfect for all lead acid, flooded, or sealed maintenance free batteries (AGM and Gel cells), which