The Streamlight 75140 Stinger Series Light Switch Module is a must-have accessory for anyone who owns a Streamlight Stinger Series flashlight. Note the following: Compatible with Streamlight Stinger, PolyStinger, and UltraStinger; fits xenon models only Not for XT models; Fits xenon models only, not for LED models This switch module is designed to enhance the functionality of your flashlight by providing an easy on/off operation. The module is easy to install and replace, making it a convenient and practical accessory to have on hand. The switch module is made from high-quality materials, ensuring that it is durable and reliable. It features a sturdy switch that is designed to withstand the wear and tear of regular use. The switch is also easy to operate, allowing you to quickly turn your flashlight on and off as needed. Whether you are using your flashlight for work, outdoor activities, or emergency situations, this switch module will help you get the most out of your Streamlight Stinger flashlight. Overall, the Streamlight 75140 Stinger Series Light Switch Module is a practical and reliable accessory that will enhance the functionality of your Streamlight Stinger flashlight. Its easy installation with the necessary tools, durable construction, and reliable switch make it a must-have accessory for anyone who relies on their flashlight for daily use.