Enhanced Stability and Control: Equipped with advanced gyroscopic technology, the DUMBORC 4CH Gyro Mini Receiver ensures precise and stable control, making it perfect for DIY remote-controlled cars and boats Compact and Durable: The mini design of the receiver allows for easy installation in tight spaces, while its robust construction ensures long-lasting performance in demanding environments Easy Setup: This receiver is designed for quick and straightforward setup, allowing hobbyists and DIY enthusiasts to enhance their remote control experience without hassle Signal: PWM Model application: car/boat Number of channels: 4 channels Spread spect method: FHSS (67-channel pseudo-random frequency hopping) Voltage range: 3V-10VDC Working current: 30mA@5V Compatible remote controllers: X4X6 series/X5P series/X6PM series remote controllers Colour:black Material:plastic Specifications: X4FM without gyroscope Package Contents: 1 * Receiver Only the above package content, other products are not included. 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.