Radio systems and receivers: choosing a reliable control link
Channels, receiver protocols, telemetry, range, redundancy and what to check before matching a transmitter to a model.
Ranger Micro 2.4GHZ ELRS Module
Prices are intentionally not displayed on the site.
Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
Ranger Micro 2.4GHZ ELRS Module is a RadioMaster product intended for RF protocol expansion, ExpressLRS links and long-range radio-control setups. 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 RF protocol expansion, ExpressLRS links and long-range radio-control setups.
- Part of the Ranger ExpressLRS module range.
- RF/protocol context: ExpressLRS / ELRS, 2.4GHz.
- 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: HP0157.0034
- Product Family: Ranger ExpressLRS module range
- Protocol / RF: ExpressLRS / ELRS, 2.4GHz
- Available Variants: Ranger Micro / FCC; Ranger Micro / LBT; Ranger Micro Combo / FCC; Ranger Micro Combo / LBT
- Weight: 50g (with antenna) / 40.5g (without antenna)
- *Note: The Ranger Micro 2.4GHz ELRS Module fits JR style micro module bays, for Nano connectors, please consider the Ranger and the Ranger Nano modules. For more information on the Ranger series, please check here.
- Item: Ranger Micro Module
- Regulatory Domain: ISM2400
- MCU: ESP32(main), ESP8285(aux,as ESP backpack)
- RF chip: SX1281IMLTRT
- Frequency Range: 2400 MHz - 2480 MHz
- Maximum packet rate: 500Hz/F-1000Hz (F-1000Hz mode requires EgdeTX 2.7.1 or later)
- Minimum receiver refresh rate: 25Hz
Relevant RC Academy guides
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| Technical Specifications | |
| Manufacturer | RadioMaster |
| Brand | RadioMaster |
| Product Code | HP0157.0034 |
| All Variant SKUs | HP0157.0034, HP0157.0034-LBT, HP0157.0034-COMB, HP0157.0034-COMB-LBT |
| Available Variants | Ranger Micro / FCC; Ranger Micro / LBT; Ranger Micro Combo / FCC; Ranger Micro Combo / LBT |
| Product Type | External Module |
| RadioMaster Collections | External Module |
| Product Family | Ranger ExpressLRS module range |
| Application | RF protocol expansion, ExpressLRS links and long-range radio-control setups |
| Item | Ranger Micro Module |
| Weight | 50g (with antenna) / 40.5g (without antenna) |
| Protocol / RF | ExpressLRS / ELRS, 2.4GHz |
| MCU | ESP32(main), ESP8285(aux,as ESP backpack) |
| Frequency Range | 2400 MHz - 2480 MHz |
| Minimum receiver refresh rate | 25Hz |
| Dimension | 136*49*33mm (with T antenna) / 74*49*33mm (without antenna) |
| Regulatory Domain | ISM2400 |
| RF chip | SX1281IMLTRT |
| Maximum packet rate | 500Hz/F-1000Hz (F-1000Hz mode requires EgdeTX 2.7.1 or later) |
| Wifi Support | Yes |
| Bluetooth support | Yes |
| XT30 Power supply voltage | DC 6V - 16.8V |
| *Note | The Ranger Micro 2.4GHz ELRS Module fits JR style micro module bays, for Nano connectors, please consider the Ranger and the Ranger Nano modules. For more information on the Ranger series, please check here. |
Tags: RadioMaster, HP0157.0034, RadioMaster Modules, ExpressLRS Modules, RC radio