Purchased in 2022. I had no particular problems using it. Please refrain from purchasing if you are overly concerned about details. Price reduction is not possible. Thank you. The following is quoted from Biccamera.com: ● Can charge two devices simultaneously: smartphone and tablet! (USB port) ● Can charge iPhone, iPad, and Android smartphones/tablets. ● Automatic identification function that automatically identifies the optimal output for connected devices and provides rapid charging. ● Overcurrent protection function automatically cuts off output in case of abnormalities such as overcurrent, ensuring safety. ● Up to 3.4A total for 2 ports ● Surge protection function to protect connected devices from lightning ● Tracking-resistant cover prevents tracking fires. ■ AC outlet rating: AC100V 14A ■ Operating temperature range: -10℃ to 40℃ ■ Number of outlets: 2 ■ AC outlet total up to 1400W ■ Indoor use only USB port ■ Rating: DC5V Max. 3.4A (total for 2 ports) ■ Connector type: USB A type (female) ■ Number of ports: 2 Outlet Plug Power strip Extension cord