I received this as a prize at an event, but I don't need it, so I'm selling it. The bag is still unopened. XP-Pen Wireless Shortcut Remote with Bluetooth connection. Equipped with a 1000mAh battery and compatible with Windows and Mac. - Brand: XPPen ACK05 - Model: Wireless Shortcut Remote - Connection: Bluetooth - Power Input: DC 5V 1A - Battery Capacity: 1000mAh - Supported OS: Windows, Mac Thank you for looking.