Best in 7 days
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Ships within 48 hours · Estimated delivery Jul 5 - Jul 10
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Description
RadioMaster ERS-RB01 Brushless TachometerRadioMaster ERS RB01 Brushless Tachometer The ERS RB01 Brushless Tachometer measures RPM by tapping directly into any two wires of a brushless ESC output. The sensor captures precise speed data, sends it to a compatible ExpressLRS receiver via the CRSF interface, and relays the information back to your EdgeTX radio for real time monitoring. Ideal for any application requiring accurate RPM feedback. As part of the ERS sensor family, the ERS RB01 also
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
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.6 ★★★★★
Based on 1319 reviews
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Product Reviews
★★★★★ 5
Good product
Size: X-Large, Color: Black
Exactly what I wanted fit perfect true to size very comfortable
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 23, 2026
★★★★★ 2
Too short
Size: Medium, Color: White
Fit was okay, but the length was too short. I am 5'5" and if I tuck the shirt into my shorts or pants and raise my arms above my head, the shirt will pull out from my waistline/belt.
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Reviewed in the United States on April 26, 2026
★★★★★ 3
Too loose
Size: Large, Color: Brown
The size ran too big/loose. For example, it you tend to wear Large, order a Medium for this instead.
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Reviewed in the United States on May 8, 2026
★★★★★ 5
great value
Size: Small, Color: Dark Blue
excellent
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Reviewed in the United States on February 14, 2026
★★★★★ 1
Construction is quite inferior and it stays badly wrinkled
Size: X-Large, Color: Dark Blue
Inferior construction. The mock turtle neck did not stay up but folded over.
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Reviewed in the United States on May 4, 2026
