Battery Tender 4.5 Amp Battery Charger – Costco Sale! by Rhonda November 18, 2022 *UPDATE* 11/18/22. The Deltran Battery Tender 4.5 Amp Battery Charger and Maintainer from Costco keeps your stored vehicle’s battery charged and then maintains the battery at its proper storage voltage. … 0 FacebookTwitterPinterestThreadsBlueskyEmail
