Hello, the pressure pen of the Wacom digital board is passive wireless, that is, no battery. After the digital board is connected to the computer, the power light of the digital board is always on. Then the digital pad driver is properly installed and the pen should be able to move. How to download and install the driver: If the computer has not installed the driver before, it is necessary to connect the digital board to the computer first. After the computer recognizes the digital board (the power light of the digital board is steady on), install the driver. Please go to the computer control panel - Add and remove program (XP system) program and function (W7 system \/W8 system) application folder (MAC system) to uninstall the original driver, unplug the digital board after uninstallation and restart the computer, restart the digital board first connect the digital board, the computer recognizes the digital board. Install the driver.