The Streamlight Stylus Pro COB USB rechargeable worklight/penlight is a powerful and versatile tool that can be used in a variety of applications. The Stylus Pro COB USB rechargeable worklight/penlight is equipped with a Cree LED light that provides a bright and consistent light, making it ideal for use in dark or difficult to reach areas. The Stylus Pro COB USB rechargeable worklight/penlight is also equipped with a rechargeable battery that can be used to provide hours of light. The Streamlight Stylus Pro COB USB rechargeable worklight/penlight is a must-have tool for any professional or amateur photographer.