<p>ZTW UBEC External BEC Adjustable Voltage for RC Airplane Fixed-wing, Helicopter OPTO Brushless ESC or any other DIY projects.<br></p><p><br></p><h4><b>Key Features:</b></h4><p><br></p><p>1. Switch mode</p><p>2. Easy setup and operation</p><p>3. Battery polarity reversal protection (unit will not function if power connection is wrong)</p><p>4. Status indicator LED shows when BEC is working</p><p>5. Advanced CPU decreased the electromagnetic interference to ensure optimal performance of the RX</p><p><br></p><p><br></p><h4><b>Specs:</b></h4><p><br></p><ul><li><p>Current: 3A Max 5A</p></li><li><p>V. Output: 5/6V adjustable</p></li><li><p>V. Input: 2-6S LiPo (6V to 25V)</p></li><li><p>Size: 13x30x6mm</p></li><li><p>Weight: 7g</p></li></ul>