<p>Optimized for long-distance control: This for ELRS module set is equipped with an ES900TX transmitter and is designed for model aircraft enthusiasts who are looking to achieve excellent long-distance performance</p> <p>Powerful signal: It operates at a frequency of 915MHz, which ensures strong signal strength and reliability at long distances</p> <p>Cooling fan: The for new version ES900TX adds a 2006 cooling fan, which can help the transmitter module operate stably under high power state. The fan is plug-and-play and automatically works when the transmitter module power is set to 250mw</p> <p>Enhanced compatibility: This module combination is suitable for a variety of model aircraft and can be seamlessly integrated with various settings, enhancing your control experience without worrying about compatibility issues</p> <p> and reliable: Made of high-quality materials, it can withstand rigorous use in various environmental conditions, ensuring and stable performance</p> <p>Antenna terminal: SMA</p> <p>Input power: 5-13v, recommended 5v-9v</p> <p>Operating frequency range: 915MHz</p> <p>Maximum output power: Less than 33dBm</p> <p>Colour:As Shown</p> <p>Material:ABS</p> <p>Package Contents:</p> <p>1 x ELRS 915MHz Module Kit</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>