Doss ZD-20L Manual page 4

7. Prohibition of reverse charge.
8. Never put a battery into water or seawater.
9. Keep the battery away from babies and children. If swallowed, see a doctor immediately.
10. In the event of a cell leaking, do not allow the liquid to come into contact with the skin or eyes. If contact
has been made, wash the affected area with copious amounts of water and seek medical advice.
11. When not using a battery, disconnect it from the device.
12. Unplug a battery by holding the connector itself and not by pulling at its cord.
13. Used batters should be treated by authorized units.
14. After extended periods of storage, it may be necessary to charge and discharge the batteries several times
to obtain maximum performance.
15. Secondary batteries give their best performance when they are operated at normal room temperature.
16. Keep batteries clean and dry.
17. Wipe the battery terminals with a clean dry cloth if they become dirty.
18. When disposing of secondary batteries, keep batteries of different electrochemical systems separate from
each other.