Input 100-240V 50/60 Hz Output 16.5V 3.65A DC connector helps guide the plug into the system for a quick and secure connection. An amber light lets you know that your note is charging, while a green light tells you that you have full charge. Protective function: replacement chargers are manufactured with the high quality materials and include multiple smart features safeguarding against over current, over voltage, over load, short-circuit protection and auto recovery, CE/FCC/RoHS certified Led light provides status info: an amber light lets you know that your is charging, while a green light tells you that you have a full charge after sales 24 hours online, if you have any questions, you can contact us and solve them for you at the first time.