The 2021 manual explicitly states these updates vs earlier 6811A manuals:

: Once fully charged, the device stops active charging to prevent overcharging.

: If the battery voltage is extremely low (e.g., below 9.5V–10.5V), a smart charger may not "see" the battery to begin charging.

: Use the "Mode" button to select your battery type (e.g., Lead-Acid, AGM, GEL).

The 2021 EverStart 6811A is an excellent entry-level smart charger for DIYers. Its automatic safety features and clear LED indicators make it user-friendly, but as minor design changes occur between production batches.

Everstart 6811a Smart Charger Manual 2021 Instant

The 2021 manual explicitly states these updates vs earlier 6811A manuals:

: Once fully charged, the device stops active charging to prevent overcharging. everstart 6811a smart charger manual 2021

: If the battery voltage is extremely low (e.g., below 9.5V–10.5V), a smart charger may not "see" the battery to begin charging. The 2021 manual explicitly states these updates vs

: Use the "Mode" button to select your battery type (e.g., Lead-Acid, AGM, GEL). everstart 6811a smart charger manual 2021