Features: This device supports ELRS/CC2500 protocol, ensuring stable and reliable signal transmission, with a lightweight design for easy operation. Features hall effect gimbals as standard for smooth cantering & precise response With LED light help visualizes your switching inputs LCD Screen offering a perfect balanced of size and functionality Trim buttons for easy channel trimming External Module Bay for module/Tracers etc Specifications: Item: Pocket Transmitter Remote Control Physical dimensions: As Pictures Operating frequency: 2.400GHz-2.480GHz Internal Options: CC2500 multiprotocol / ELRS 2.4GHz Color：Black/ White as Pictures Supported protocols: Module dependent Power: CC2500:100mW (20dBm) / ELRS FCC: 250mW (24dBm) / ELRS EU-LBT: 100mW (20dBm) Operational voltage: DC6.6-8.4v Control distance:More than2km 20dBm Operating system: EdgeTX Control channels: Maximum16 (Receiver dependent) Display: 128x64 Monochromed LCD Battery: 2pcs 18650 batteries (Not included) Charging: UsbC QC3 Charging Upgradable Firmware: Via USB or Card Gimbal: Hall-effect Package Includes: 1PC Pocket Radio 1PC Carry Bag 1PC UsbC Cable 1PC Screen Protector 1PC Sticker 4PCS Low Tension Spring 1PC Manual note: Due to the problemsof lighting effect and shooting angle, there mightbe tolerances in the product, please understand. Please allow 1cm errors due to manual measurement.