Compact And Portable : Designed for ultimate mobility, this pen mouse fits comfortably in your pocket or bag, ready for any spontaneous work session. Low Voltage Alarm : Never run out of power unexpectedly; the low voltage alarm alerts you when it's time to change the battery. Adjustable DPI : Customize your mouse's sensitivity to match your needs, whether you're editing photos or navigating through spreadsheets. Ergonomic Mice : Designed with comfort in mind, the ergonomic shape promotes a natural hand position for reduced strain during extended use. Stylus Function : More than just a mouse, it's a digital pen that allows for precise control in graphic design and digital art projects. Meet the ultimate tool for the modern professional: our Compact And Portable Wireless Optical Pocket Pen Mouse. Whether you're in the office or on the road, this device is your partner in productivity.