H-Tronic AL 300 pro, battery charger

Features
With this automatic charger, you can charge 6 – and 12 – volt batteries Suitable for charging / keeping the conventional standard, lead and acid batteries as well as all maintenance-free or gel batteries As soon as the charging voltage of the battery is reached, the electronic control automatically reduces the charging, which protects the battery against damage A charge control and a polarity indication informs about the correct operating state