1 AAA Battery Needed before using. The battery NOT include the package. On/Off Button Design on the top of the pen. Two Pen Buttons can be customizable P68 Pen Suitable for those products: 420, H420, H58L, 680S, K58, 680TF, NEW 1060PLUS, W58, DWH69, WH1409(2048), and S56K, M106K Can not work on Phone/PC/Computer/Screen/drawing tabletsor any other digital touch screen tablets Technology: Electromagnetic Digitizer What is in the box: the drawing pen x 1: Not include the battery