Features & Details NOTE 1. Please confirm the voltage, current, and the plug type of the battery charger you want. 2. This charger is designed for charging Lead Acid or Silicon type batteries only. Avoid loading the wrong kind of battery. 3. The charger is designed with an aluminum alloy case as its heat sink. Do not cover it to avoid the situation from being overheated while charging. Always place the charger in well-ventilated and dry environments. 4. The battery may be damaged if LED2 cannot be changed to green after a long time of charging. 5. Please attention to the DC terminal. DO NOT disassemble charger. Please take it to a qualified service person when service or repair is required. .