Availability: Out Of Stock
Sku: LMN-0030


  1. This is not a Spektrum DSMX or DSM2 product, nor is it a copy of a Spektrum DSM2 or DSMX product. The Spektrum, DSMX and DSM2 brands are trademarks of Horizon Hobby, Inc.
  2. This is not a fake or bootleg Spektrum product. Lemon Rx quality is guaranteed.
  3. Lemon Rx products are tested to be compatible with Spektrum's DSMX and or DSM2 product (Spektrum, DSMX and DSM2 are registered trademarks of Horizon Hobby, Inc.).


Type: Spektrum compatible full range telemetry system
Measured Data: Rx V, Batt. V, current (60A max.), capacity consumed (mAh), altitude selectable absolute or sea level (Altimeter), internal or external temperature measurement selectable, brushless motor RPM (depends on brushless system), telemetry packet missed counter (0 to 100%) for reception estimation
Modulation: DSMX (DSM2 Compatible)
Band: 2.4 GHz Dimension: 37.5(L) x 27.5(W) x 9(H) mm
Weight: 7.3g for Telemetry Electronics, 8.8g for V/I/mAh sensors
Voltage Range: 3.45 - 7.2V


RCgroups discussion for Lemon Rx telemetry system

Complete user manual for download (PDF) (Thanks to John [JJ604 RCgroups] and [Daedalus66 RCgroups] in helping us with this user manual.)
Click to download telemetry user manual


- Industry best size and weight for similar range and performance
- XT60 connector package
- Altimeter, receiver voltage and temperature sensor are all built in to the telemetry system
- Full range Spektrum compatible telemetry system
- Communication protocol is automatically detected for DSMX compatible or DSM2 compatible
- V/I/mAh sensor provides up to 60A of currenting rating and 30V input maximum
- Selectable absolute (accurately measured and calculated) or sea level (101.325kPa assumed as being the sea-level atmospheric pressure for mathematics calculation) reading by simply turning the pot. dial to minimum or middle position under the label
- Internal temperature sensor automatically selected as primary sensing if external sensor is not connected - mAh counter provides typical of 2.5% accuracy
- Telemetry packet missed counter (0 to 100%) for reception estimation displayed on "A" variable in telemetry menu

Quick Reference and understanding the product
- Connect all wire harness to the telemetry system with the appropriate connectors as shown on label.
- Connect the ESC in series with the V/I sensor. Do not connect battery or any power source to the unit.
- Connect the telemetry system to the receiver bind location.
- Ensure Spektrum transmitter telemetry options are selected and enabled properly along with the appropriate measurement system (Imperial / Metric) selected.
- Insert bind plug to the telemetry system. - Execute bind procedure by connecting the battery to the V/I sensor for providing power to the unit. Both receiver and telemetry system should flash quickly.
- Upon binding, you are now ready to use the telemetry system!

Orders are shipped from Columbus, the capital city of Ohio, USA.

An order placed before 2:00pm Eastern Standard Time will be shipped the same working day.

We ship on Monday-Friday by US postal service (USPS) and UPS, and Saturday morning by USPS if a local post office is open. Any order placed on Saturday morning may or may not be shipped the same day. Orders placed on Sunday and US holidays will be shipped the next working day.


Retail orders above $80 may be eligible for free shipping, including contiguous United States, Alaska, Guam, Hawaii, Puerto Rico, and APO addresses. We will use either USPS or UPS that most packages can be delivered in 3-5 working days, but not guaranteed. However, for packages contain large and heavy items, such as power supply, we may use parcel post service or UPS Surepost that may take up to 7 working days to be delivered.

USPS First Class Mail and Priority Mail, Express Mail, and UPS services can be used for domestic addresses. Tracking number and delivery confirmation will be provided to the customer when they are available. If you have not received a tracking information E-mail, please log into your account and click the "view order" link, then click "Track your order" link to find out the tracking number and ship method.

USPS Priority Mail is typically delivered in 3 working days. But very occasionally a priority mail package may be delayed for several days in the mailing system. If delivery time is extremely critical to your order, we would recommend Priority Mail Express or other couriers.

Domestic First Class Mail is only 1-2 days slower than Priority Mail in delivery. We suggest domestic customers choose First Class Mail for an order under 15 oz to save shipping cost.

Real shipping cost is calculated according to package weight and distance, and can be found in the checkout page after delivery address is specified in the fields.

Any order of $200 and above requires addressee's signature confirmation upon receipt of the package. Please contact us in advance or leave a comment in the message box if you want to waive signature confirmation.

We always check the legality of potential fraudulent orders. This procedure may lead to 1-2 working days delay in shipping in some rare cases.

We do not ship products to shipping forwarding companies. Any order shows this kind of address will be cancelled and refunded without notification.


DHL, DHL Express, US Postal Service (USPS) First Class Mail, Priority Mail, and Express Mail (EMS), and UPS services can be selected for international addresses. Shipping cost is calculated according to package weight and distance, and can be found in the check out process. A package usually takes around 7-10 days to be delivered, or occasionally up to 45 days depending on the processing speed in your country, especially in some countries such as Brazil and Russia.

USPS First Class Mail is a budget shipping method. As soon as a First Class Mail package left USPS Chicago hub there will be no tracking information available. If you need detailed tracking information and timely delivery please do not use this shipping method.

Presently we cannot ship lithium batteries internationally by US Post Service or any other air shipping method. Please select UPS Ground if your order contains LiPo or LiFe battery.

We do not ship products to shipping forwarding companies. Any order shows this kind of address will be cancelled and refunded without notification.

Lemon Rx Full Range Telemetry System DSM2 DSMX Compatible

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