Lenovo S660 (English) Important Product Information Guide - Lenovo S660 Smart - Page 6

Important safety and handling information Charging method Display on Display off ac adapter Supported, but the Supported battery will charge slowly. USB connection between Supported, but will Supported, but the battery the dc-in connector on compensate power will charge slowly. Lenovo Phone and a USB consumption and the connector on a personal battery will charge computer or other devices more slowly than usual. that comply with the USB 2.0 standards Notes: Display on: Lenovo Phone on Display off: Lenovo Phone off or in screen lock mode Charging devices might become warm during normal use. Ensure that you have adequate ventilation around the charging device. Unplug the charging device if any of the following occurs:  The charging device has been exposed to rain, liquid, or excessive moisture.  The charging device shows signs of physical damage.  You want to clean the charging device. Lenovo is not responsible for the performance or safety of products not manufactured or approved by Lenovo. Use only approved Lenovo ac adapters and batteries. NOTE Adapter shall be installed near the equipment and shall be easily accessible. Users have to use the connection to USB interfaces with USB 2.0 version or higher. 4