Our take
The MeatStick SLP861C Xtender Set is a one-probe leave-in system for cooks who want to follow a meal in a phone app. The set manual names a rechargeable Stick, charger, and separate Xtender, and states a 32–212°F internal food range. It describes the Xtender as repeating the Bluetooth signal up to 300 feet. Treat that as a set-level claim: the Stick's own connection and the repeater's reach are different parts of the setup, and the historical candidate ASIN remains unmapped.
A cook who wants one leave-in probe with phone monitoring and a separate Bluetooth signal repeater, and who will verify the exact SLP861C package before buying..
Choose another format if you need several included food probes, a local receiver that works without a phone, or a verified match to the historical ASIN. The manual's ambient-sensor limit is not the food-sensor range, and the Xtender's maximum distance does not guarantee the same performance through every wall, grill, or smoker enclosure.
Pros & cons
What could work for you, and what to consider before buying.
What works in its favor
- The SLP861C manual identifies the Stick, charger, and Xtender as set components, rather than leaving the central package contents to inference.
- The manual separates the internal food sensor's 32–212°F range from the ambient sensor's higher stated limit, which helps avoid comparing unlike readings.
- The extender is described as magnet-mountable and as supporting up to eight MeatSticks, while this particular set includes one Stick.
What to weigh up
- Only one Stick is listed in the set, so monitoring another cut requires an additional compatible probe and a separate purchase.
- The app and Bluetooth path are central to use; buyers who prefer a standalone receiver should compare radio systems instead.
- The candidate ASIN is unresolved, and the published 300-foot figure belongs to the Xtender-assisted setup rather than the Stick by itself.
Specifications and exact model details
The key details
| Model covered | SLP861C |
|---|---|
| Readout | Model-specific manual identifies one MeatStick, one charger, and one Xtender in the set |
| Documented temperature range | Internal food sensor: 32–212°F; separate ambient sensor: up to 572°F |
| Probe and display | The Xtender repeats the Bluetooth signal up to 300 ft / 100 m and can be magnet-mounted |
| Units and controls | Set supports up to eight MeatSticks; this package includes one Stick |
| Handling and protection | Probe is rechargeable, waterproof, and dishwasher-safe; charger uses two AAA batteries |
| Power and support | Numeric battery duration and historical ASIN mapping are not confirmed |
Performance figures are manufacturer claims. Source checked October 16, 2026. Regional models and included accessories can differ.
Full review: how the features affect your choice
What the features mean for you
Check the actual package
The model-specific SLP861C manual identifies one MeatStick, one charger, and one Xtender. That is a more useful starting point than treating the historical title or ASIN as proof of every package detail: the candidate ASIN B09HC184P9 has not been crosswalked to this set. The Xtender listing also names the SLP861C set, but buyers should still compare the exact model and included pieces on the offer they are considering. The manual says the system can support up to eight Sticks; that capacity does not mean eight probes are included.
Separate the probe link from extender reach
This is a phone-oriented Bluetooth system, and the Xtender has a specific job: repeating the signal. The manual states a reach of up to 300 feet or 100 meters for the Xtender-assisted link and says the extender can be magnet-mounted. A maximum distance is not a promise through every wall, cooker, or yard layout. If you need to move a receiver far from a smoker, check whether the repeater can be positioned where it still has a clear path. The longer figure should not be attributed to the Stick operating without the Xtender.
Read the food and ambient limits separately
The manual gives the internal food sensor a 32–212°F range and separately gives the ambient sensor a limit up to 572°F. Those numbers describe different sensors and should not be collapsed into one general temperature range. The internal reading is what matters for following the center of food; the ambient sensor is about the surrounding cooking environment. A buyer comparing the set with a wired oven probe should look at both the manual's placement instructions and the cooking method, rather than assuming the ambient limit changes the food sensor's range.
Plan for charging and cleanup
The SLP861C manual describes the probe as rechargeable, waterproof, and dishwasher-safe, and says the charger is powered by two AAA batteries. Those details make cleanup and replacement power part of the ownership picture, but the saved model-specific source does not settle a numeric battery duration. General current help material and newer MeatStick X charger information are not substitutes for the older SLP861C instructions. Keep the Stick, charger, and Xtender identities together when checking care and charging details for the exact package.
Decide whether an app-led probe fits your routine
The SLP861C is most compelling when you want to leave one probe in food and check progress from a phone, with the Xtender available to repeat the Bluetooth signal. It is less suitable if your routine depends on a dedicated receiver, more than one included probe, or a direct purchase link to a verified historical ASIN. Before ordering, match the SLP861C designation and the three listed set components, then confirm the app and phone requirements from the manual. A hand-held instant-read thermometer is a different tool for quick spot checks.
Compare for your needs
If you want a handheld spot-check routine rather than an app-led leave-in probe, compare the existing Lavatools PT18 review in this finder. The two tools answer different questions: one checks a point when you insert it, while the SLP861C is designed to remain in the food during a cook.
Find the meat thermometer that fits you.
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Before you buy
Does the Stick alone have a 300-foot range?
The SLP861C manual describes the Xtender as repeating the Bluetooth signal up to 300 feet / 100 meters. Keep that set-level extender claim separate from the Stick's own link.
How many food probes are included?
The manual identifies one MeatStick in this set. It says the system can support up to eight Sticks, which is a system capacity rather than the included quantity.
Can I use 572°F as the food temperature limit?
No. The manual gives 32–212°F for the internal food sensor and up to 572°F for the separate ambient sensor.
Where can I check the current price?
Use the Amazon link for current offers. Check the exact model, seller, product condition, delivery, and return terms. This page does not display a live price or confirm stock.
Sources and review basis
Sources & review basis
We use the linked product documentation for the features above. Our suitability notes and buying advice are editorial judgments based on those features, not measured performance results.
- The MeatStick SLP861C user manual ↗ — checked October 16, 2026.
- The MeatStick SLP861C user manual ↗ — checked October 16, 2026.
- Product-specific SLP861C Xtender Set listing ↗ — checked October 16, 2026.
The decision
Choose the SLP861C Xtender Set when one rechargeable probe, phone monitoring, and a separate signal repeater match your cooking space. Confirm the exact package and treat the 300-foot statement as an Xtender-assisted maximum. The manual does not resolve the historical ASIN, and it does not provide a battery-duration figure that should be carried into a comparison.
Is it the right fit?
Check the exact model and today’s offers on Amazon.