How to use the ExpressLRS 2.4GHz receiver for RC boats?

Connect the ER4 to your RC boat's control system, configure settings via WEBUI using Wi-Fi, and enjoy stable long-range performance.

Is the ER4 the best 2.4GHz PWM receiver for RC cars?

With its compact design and responsive control, the ER4 stands out as one of the best 2.4GHz PWM receivers for precision car builds.

Can this ExpressLRS receiver be used for small aircraft models?

Absolutely. The ER4 was specifically designed for small aircraft models requiring reliable PWM output without adding weight.

2.4GHz receiver

Name: AirWave ER4 ExpressLRS 2.4GHz PWM Receiver for RC Boats & Fixed-Wing Models
Brand: Generic Brand
SKU: airwave-er4-pwm-2-4ghz
Price: 7.5 USD
Availability: InStock
Rating: 4.7 (3 reviews)

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AirWave ER4 ExpressLRS 2.4GHz PWM Receiver for RC Boats & Fixed-Wing Models
Rated 5.00 out of 5
Original price was: $14.99.Current price is: $7.50.
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FrSky RX8R Pro 2.4GHz Telemetry Receiver with Redundancy Features
Rated 4.00 out of 5
Original price was: $56.99.Current price is: $28.50.
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Futaba T8FG 14-Channel 2.4GHz Transmitter and R6208SB Receiver Bundle
Rated 4.50 out of 5
Original price was: $489.98.Current price is: $244.99.
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Radiolink R12DS 12-Channel 2.4GHz High-Performance Receiver
Rated 5.00 out of 5
Original price was: $19.99.Current price is: $9.99.
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Radiolink R9DS Pro 10-Channel 2.4GHz High Performance RC Receiver with Telemetry
Rated 4.50 out of 5
Original price was: $19.98.Current price is: $9.99.
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