ThermoWorks RFX Wireless Meat Thermometer 2-Probe Kit
- Upper Temperature Range: 212 °F
- LowerTemperature Range: 14 °F
- Display Type: Digital
- Connectivity Technology: Radio Frequency
Last refreshed Jun 21, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A specialist tool for long smokes where Bluetooth thermometers typically lose signal, at a price and rating that suggest checking recent feedback before buying.
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ASIN: B0DVDSJGVJCategory: Grill Thermometers
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Overview
A 2-probe wireless meat thermometer that connects over sub-1GHz radio frequency and Wi-Fi instead of Bluetooth, aimed at smokers and grillers who need a signal that reaches through metal lids and thick walls.
The core pitch is a connection technology swap: most wireless meat thermometers pair probe to base over Bluetooth, which struggles through a closed smoker or a thick oven door. ThermoWorks uses radio frequency for that link instead, then adds Wi-Fi so the gateway can reach a phone from anywhere with a router, with Bluetooth as a fallback for close-range pairing.
- 2-probe kit with radio frequency plus Wi-Fi connectivity
- Up to 1,500 ft line-of-sight range between probe and gateway
- Four sensors per probe for thermal center accuracy to about 0.9°F
- 10-minute charge for 50+ hours of runtime, with cloud data logging
Who it's for
Fits smokers and grillers doing long, unattended cooks like brisket or pork shoulder who have had Bluetooth probes drop connection through a smoker wall. Less relevant to someone who just needs a quick-read instant thermometer for weeknight grilling, since this is a leave-in monitoring system with a charging cycle to manage.
Pros and cons
- Radio frequency link avoids the Bluetooth signal drops common in metal smokers
- Long claimed range of up to 1,500 feet line of sight
- Fast charge cycle: about 10 minutes for 50+ hours of use
- Cloud logging for reviewing and repeating past cooks
- Rated 3.8 out of 5, noticeably lower than most items in this batch
- Setup involves a gateway, Wi-Fi and app pairing rather than a simple plug-and-read device
- No review text available in this data to confirm which issues drive the lower rating
Performance notes
The system relies on radio frequency between probe and gateway for the range and wall-penetration claims (up to 1,500 feet line of sight), with Wi-Fi handling the phone connection beyond that range and Bluetooth available for short-range pairing. ThermoWorks quotes four internal sensors per probe for tracking the thermal center within about 0.9 degrees, and a 10-minute charge for roughly 50 hours of runtime, though the 3.8 rating suggests the real-world experience varies more than the spec sheet implies.
Specifications
| Brand | ThermoWorks |
|---|---|
| Dimensions & fit | |
| Item Length | 4.7 inches |
| Capacity & performance | |
| Upper Temperature Range | 212 °F |
| LowerTemperature Range | 14 °F |
| Age Range Description | Adults |
| Construction & materials | |
| Outer Material | Plastic |
| Color | Gray |
| Compatibility & installation | |
| Connectivity Technology | Radio Frequency |
| Included components | |
| Unit Count | 3 |
| Included Components | AC Power, Gateway, 2 Probes, 2 Charging Blocks |
| Other details | |
| Display Type | Digital |
| Indoor Outdoor Usage | Outdoor |
| Reusability | Reusable |
| Part Number | AZ-5605-02-DG |
| Style Name | Contemporary |
| Additional Features | App Companion, High Accuracy |
Closest rivals on specs
INKBIRD ISC-027BW Wi-Fi BBQ Temperature Controller- LowerTemperature Range 14 vs 32 °F (-56%)
- Upper Temperature Range 212 vs 124 °F (+71%)
Weber 63029 Temperature Gauge for Smokey Mountain Cooker- Item Length 4.7 vs 2.4 inches (+96%)
- LowerTemperature Range 14 vs 100 °F (-86%)
- Upper Temperature Range 212 vs 300 °F (-29%)
Tel-Tru BQ300 Barbecue Thermometer Glow Dial- Item Length 4.7 vs 4 inches (+18%)
- LowerTemperature Range 14 vs 100 °F (-86%)
- Upper Temperature Range 212 vs 500 °F (-58%)
Frequently asked questions
Does this thermometer need Wi-Fi to work?
Wi-Fi extends the range for phone monitoring, but the probe-to-gateway link runs on radio frequency, and Bluetooth is available for close-range pairing.
How is this different from a Bluetooth meat thermometer?
It uses sub-1GHz radio frequency between the probe and gateway instead of Bluetooth, which the maker says holds a connection through smoker walls and thick doors more reliably.
How long does the probe run on a charge?
ThermoWorks lists over 50 hours of runtime from about a 10-minute charge.