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Description
Happymodel ExpressLRS ES900RX ReceiverThe ES900RX is a long distance 915mhz wireless receiver developed and designed based on the open source ExpressLRS software. This module is characterized by ultra long range, stable operation, and low latency. It is compatible with most Opentx remote controllers, especially suitable for Radiomaster TX16S and Jumper T12, T16, and T18 series remote controllers, and is basically plug and play. Note: Radio and TX Not Included VIDEO: Happymodel ExpressLRS
The ES900RX is a long-distance 915mhz wireless receiver developed and designed based on the open-source ExpressLRS software. This module is characterized by ultra-long-range, stable operation, and low latency. It is compatible with most Opentx remote controllers, especially suitable for Radiomaster TX16S and Jumper T12, T16, and T18 series remote controllers, and is basically plug and play.
Note: Radio and TX Not Included
VIDEO: Happymodel ExpressLRS 900mhz TX & RX System
Features
- Compatible with OpenTX remote controllers, including the Radiomaster TX16S and Jumper T12, T16, and T18.
- Helps the transmitter to operate with stability under high power conditions.
- ExpressLRS open-source software.
- Ultra Long Range
- Low Latency
Specifications
ES900RX
- RF Frequency: optional 915mhz or 686mHz (EU)
- Weight: 0.60 gram (excluding antenna)
- Telemetry output Power: <17dBm
- Operation current: ~100Ma
- Antenna connector: IPEX1
- Rx To FC protocol: CRSF
- Dimension: 12x12x3mm
- VCC input: 5v
Binding procedure:
- Supply power to the ES900RX, wait until the red LED on the ES900RX is off, immediately turn off the power, and then repeat again the above steps. When the ES900RX is powered on for the third time, the red LED light will start to double flash quickly, which means that the ES900RX enters the binding mode.
- Insert the ES900TX module to the Radio transmitter, and choose External RF mode to CRSF protocol, then you can find the ELRS menu from the Radio systems.
- Enter into ELRS, and press [Bind], the Red LED on the ES900RX module will turn off and then begin blinking slowly and finally become solid when the module binds successfully.
Click to Download 3D Printed JR module mounting bay file for ES900TX
Click to Download Firmware for ES900RX
Includes
- 1x ES900RX Receiver
- 1x Adapter wire
- 1x RX antenna
- Note: Radio and TX Not Included
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 254 reviews
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Product Reviews
★★★★★ 5
Good quality.
Color: Black
Love these. Charge quickly. Love the red light while charging that changes to white when it is full. Love the rack and brush for cleaning that comes with it. Works as it should.
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Reviewed in the United States on March 7, 2026
★★★★★ 5
Works great
Color: Black
Very nice easy to use and charge
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Reviewed in the United States on May 14, 2026
★★★★★ 5
Very nice grinders
Color: White&Black, Color: White&Black
Still going strong after six months of use. The product is sturdy and easy to hold, the adjustable grinding coarseness is an added bonus and make the grinders easy to use. If you are looking for cordless rechargeable grinders this is the best value for your money. The base is a little hard to clean but a quick brush removes all of the excess grinds. They stay fully charged on the stand and I have never had an issue with them being out of battery.
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Reviewed in the United States on March 8, 2026
★★★★★ 5
A small upgrade that transformed my kitchen: practical, elegant, and surprisingly satisfying
Color: Black
I bought these grinders while reorganizing my kitchen and realized something simple: I use salt and pepper every single day, but I always had messy, inconvenient containers. I wanted something functional but also nice-looking, so I chose this set somewhat urgently… and it turned out to be a great decision.
From the very first use, I loved them. The one-hand operation makes such a difference, especially when you’re cooking and your other hand is busy. Just press a button and it works effortlessly.
One thing that really surprised me is the adjustable grind settings. I didn’t think I’d use that feature much, but now I actually notice the difference depending on what I’m cooking. The grind is consistent, and it really helps preserve the flavor of the spices.
The charging base is another big plus. Not having to deal with batteries is such a relief, and they charge pretty quickly. I just keep them on the base, and they’re always ready to go.
I also really like the LED light. It might seem like a small detail, but it’s actually very helpful when you want to control exactly how much seasoning you’re adding.
And honestly, they also look great. They add a modern, organized touch to my kitchen, which I appreciate more than I expected.
In the end, I bought them just to get more organized… and they became one of those everyday items you actually enjoy using. I’m really happy with this purchase and would definitely recommend them.
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Reviewed in the United States on April 8, 2026
★★★★★ 4
Works well
Color: White&Black
Works well. Charge lasts reasonably long. The button placement could be thought out more. Difficult to pick it up with accidentally hitting button. S&P ends up everywhere.
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Reviewed in the United States on February 23, 2026