
To charge the for your HENX H20DC250 20V Cordless String Trimmer, follow these steps for optimal performance and battery life: First, connect the charger to the charging station. Then, plug the charger into a standard AC power outlet; a green LED light will indicate the charger is ready. Next, insert the charging station into the battery pack, ensuring a secure fit. A red LED light confirms charging is in progress. Allow the battery pack to charge fully, which usually takes about an hour. The LED will turn green when the battery is completely charged. Important charging considerations: Avoid charging the battery immediately after use; let it cool down first. The ideal charging temperature is around 24°C; do not charge below 4°C or above 40°C. If charging issues arise, check the power outlet, relocate the charger and battery to a temperature-controlled environment (18-24°C), and if problems persist, contact your local service center. For detailed instructions and safety precautions, always consult the "Charging the Battery" section of your user manual.


