How to assemble an ARF RC aircraft step by step
A general ARF assembly workflow for many aircraft: dry fit, hinges, servo installation, power setup, CG, control checks and first-flight preparation.
Pocket Radio Controller (M2)
Prices are intentionally not displayed on the site.
Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Pocket Radio Controller (M2) is a RadioMaster product intended for pilots who need a capable programmable transmitter for aircraft, helicopters, FPV, gliders or surface models. This page presents the practical buying information in one place: compatibility, SKU, variants, radio protocol, use case and technical details.
The content is written for customer decision-making through RC-MODEL, without supplier prices or outbound purchase routes.
Key Advantages
- Organized for pilots who need a capable programmable transmitter for aircraft, helicopters, FPV, gliders or surface models.
- Part of the Pocket transmitter platform.
- RF/protocol context: ExpressLRS / ELRS, 2.4GHz, 4-in-1 Multi-Protocol, EdgeTX.
- Compatibility note: 18650 batteries, which provide long battery life for hours of fun.
- Multiple variants are documented for easier matching to the required setup.
- Includes local product imagery and structured specifications for customer comparison.
Core Specifications
- Product Code: HP0157.0054-M2
- Product Family: Pocket transmitter platform
- Protocol / RF: ExpressLRS / ELRS, 2.4GHz, 4-in-1 Multi-Protocol, EdgeTX
- Compatibility: 18650 batteries, which provide long battery life for hours of fun
- Available Variants: Charcoal / ELRS / FCC; Charcoal / ELRS / LBT; Charcoal / CC2500 / FCC; Charcoal / CC2500 / LBT; Transparent / ELRS / FCC; Transparent / ELRS / LBT; Transparent / CC2500 / FCC; Transparent / CC2500 / LBT
- Battery: 2pcs 18650 batteries (Not included)
- Weight: 288 grams
- Item: Pocket Radio
- Physical dimensions: 156.6*65.1*125.3mm (Folded size) /156.6*73.1*154.8mm (Unfold size)
- Operating frequency: 2.400GHz-2.480GHz
- Internal RF Options: CC2500 multi-protocol / ELRS 2.4GHz
- Supported protocols: Module dependent
- Operational voltage: 6.6-8.4v DC
Relevant RC Academy guides
Learn before you buy
These guides explain the setup, safety checks and accessory choices that usually matter for this product type.
Servo selection: torque, speed, gears and voltage
How to select servos for trainers, sport aircraft, large models, cars and boats without under-sizing a control surface.
How to balance an RC aircraft and find the correct CG
One of the most important setup guides: find the CG, install the flight battery, balance the aircraft and avoid nose-heavy or tail-heavy surprises.
Mandatory pre-flight checks for safer RC flying
A repeatable inspection routine for control direction, radio range, failsafe, battery, fasteners, propeller, CG and field readiness.
How to perform the first test flight of an RC aircraft
Ground checks, takeoff planning, trim passes, battery timing and first landing strategy for a new or repaired RC aircraft.
| Technical Specifications | |
| Manufacturer | RadioMaster |
| Brand | RadioMaster |
| Product Code | HP0157.0054-M2 |
| All Variant SKUs | HP0157.0054-M2, HP0157.0054-LBT-M2, HP0157.0052-M2, HP0157.0052-LBT-M2, HP0157.0053-M2, HP0157.0053-LBT-M2, HP0157.0051-M2, HP0157.0051-LBT-M2 |
| Available Variants | Charcoal / ELRS / FCC; Charcoal / ELRS / LBT; Charcoal / CC2500 / FCC; Charcoal / CC2500 / LBT; Transparent / ELRS / FCC; Transparent / ELRS / LBT; Transparent / CC2500 / FCC; Transparent / CC2500 / LBT |
| Product Type | Pocket Radio |
| RadioMaster Collections | Pocket Radio |
| Product Family | Pocket transmitter platform |
| Application | pilots who need a capable programmable transmitter for aircraft, helicopters, FPV, gliders or surface models |
| Item | Pocket Radio |
| Weight | 288 grams |
| Compatibility | 18650 batteries, which provide long battery life for hours of fun |
| Protocol / RF | ExpressLRS / ELRS, 2.4GHz, 4-in-1 Multi-Protocol, EdgeTX |
| Display | 128*64 Monochrome LCD |
| Charging | Built in USB-C QC3 Charging |
| Battery | 2pcs 18650 batteries (Not included) |
| Gimbal | X5 Hall-effect, quad ball-bearing, nano gimbals (AG01 Nano compatible) |
| Internal RF Options | CC2500 multi-protocol / ELRS 2.4GHz |
| Supported protocols | Module dependent |
| Operational voltage | 6.6-8.4v DC |
| Operating system | EdgeTX |
| Control channels | Maximum 16 (Receiver dependent) |
| Physical dimensions | 156.6*65.1*125.3mm (Folded size) /156.6*73.1*154.8mm (Unfold size) |
| Operating frequency | 2.400GHz-2.480GHz |
| Upgradable Firmware | Via USB or the included SD card |
| Module bay | Nano size (Compatible with RadioMaster Nano-size modules, TBS Nano Crossfire / Nano Tracer ) |
Tags: RadioMaster, HP0157.0054-M2, Pocket Radios, Pocket Radio, RC radio