BETAFPV LiteRadio 4 ELRS 2.4GHz controller

The BETAFPV LiteRadio 4 Radio Transmitter brings pro-level control into a compact, beginner-friendly form that feels right at home from your first simulator session to your first real flight. With 10 channels, a lightweight portable design, and the reliable ExpressLRS 2.4GHz system, it is a great choice for FPV drones, drone soccer, RC airplanes, and robotic projects.

Designed for hobbyists who want an easy start without giving up precision, the LiteRadio 4 features new trim switches for quick in-flight adjustment, smooth and durable gimbals, and Bluetooth connectivity for cable-free simulator training on PC, tablets, and mobile devices. The built-in 1S 2000mAh battery delivers up to 8 hours of runtime at 25mW, while 15W fast charging gets you back in action in as little as 40 minutes.

Key Features

• 10-channel control: More flexibility for FPV drones, RC planes, robots, and other hobby projects.
• ExpressLRS 2.4GHz: Stable, responsive, low-latency radio link for confident control.
• Compact and ergonomic: Lightweight design for comfortable use at home, at the field, or on the go.
• Quick trim adjustment: New trim switches help fine-tune control inputs during flight.
• Advanced gimbals: Smooth stick feel and improved durability for consistent performance.
• Bluetooth simulator support: Train wirelessly on PC, smartphone, and tablet.
• Fast charging battery: Built-in 2000mAh battery with up to 8 hours of use and fast 15W charging.
• USB-C connectivity: Easy charging and wired connection when needed.

Specifications

• Model: LiteRadio 4 Radio Transmitter
• Channels: 10
• Color: Gray (Standard), Gray-Blue (Twilight)
• Gimbals: Potentiometer (Standard), Hall Sensor (Twilight)
• RF System: ExpressLRS 2.4G
• RF Power: 25 / 50 / 100mW adjustable
• Connectivity: Bluetooth and USB
• Port: USB-C
• Charging Input: 5V, up to 3A
• Battery: Built-in 1S 2000mAh LiPo
• Runtime: 4–5 hours at 100mW / up to 8 hours at 25mW
• Weight: Approx. 210g
• Dimensions: 172.5 × 118.5 × 72.5 mm

Layout Diagram

Precision and Control

Smooth gimbals, practical switches, and responsive trims give you the confidence to fly with precision. The 10-channel setup allows for wider customization, while the trim controls make quick in-flight balancing easy and intuitive.

Wireless Simulator Training

With Bluetooth joystick mode, you can practice in your favorite simulators without dealing with extra cables. Multi-platform support and Xbox mode help create a more realistic and convenient training experience.

Compact Size, Serious Capability

Small enough to take anywhere, capable enough to keep up — the LiteRadio 4 is a smart pick for travel, practice sessions, and everyday flying.

Longer Flight Sessions

Up to 8 hours of operating time and 15W fast charging mean less waiting and more flying. Recharge in as little as 40 minutes and get back to your hobby faster.

LiteRadio Series

From LiteRadio 1 to LiteRadio 4, the series continues to evolve with better precision, smarter features, and improved usability for FPV and RC enthusiasts.

Simulator Compatibility

Compatible with popular FPV simulators, the LiteRadio 4 gives you the flexibility to train, improve muscle memory, and build confidence before heading out for a real flight.

What’s in the Box

• 1 × LiteRadio 4 (Standard)
• 1 × Gimbal Protector
• 1 × User Manual
• 1 × USB-C Cable