Charge in a well-ventilated area to allow any gases produced during charging to escape safely. 2. Connection Order Old Car Battery Charger - How to use it? | DIYnot Forums
Double-insulated with a flame-retardant, robust case. Operating Instructions: Step-by-Step Guide selmar-turbo-4-battery-charger-instructions
Ensure the battery is lead-acid and 12V. For older, non-sealed batteries, remove cell caps and check fluid levels; top up with distilled water if necessary. Charge in a well-ventilated area to allow any