Battery Tender® 12V / 6V Battery Tester Marine The Battery Tender® Quick Disconnect

The Battery Tender® Quick Disconnect USB-C Charger Adapter turns any SAE quick disconnect connection point into a USB-C charging port — delivering up to 3 Amps of USB-C charging output from the vehicle's 12V battery through the same SAE connection used for Battery Tender® chargers

All hardware is stainless steel throughout — no zinc or plated steel that will corrode in saltwater conditions

40 Amps Total

Spark-proof connection — No current flows through the clamps until polarity and connection are confirmed correct

Bulk Charge — Full 10 Amps output per bank restores depleted capacity rapidly

Battery Tender® 12V / 6V Battery Tester Marine The Battery Tender® Quick DisconnectThe Battery Tender 12V 6V Battery Tester is the fastest way to assess battery health before a storage season, after a long discharge, or when a battery is not holding charge as expected. Designed for both 12V and 6V lead acid batteries, it provides an immediate read of battery voltage and charge state no multimeter knowledge required, no complex settings, no waiting. Who It's For Any vehicle owner who maintains a battery dependent fleet multiple