LONICERA DT-111 Digital Cooking Thermometer

What the maker puts in writing

• “5” Probe & IPX6 Waterproof - Long 5-inch food-grade probe keeps your hands safely away from hot liquid and heat. IPX6 waterproof design lets you rinse it directly under running water”
• “Fast & Highly Accurate Readings - …within 1-2 seconds with ±1°F accuracy. Wide range from -58°F to 572°F, perfect for baking, bread making, meat, and everyday cooking.”
• “Backlit Display – …Bright backlight ensures clear readings in low light or nighttime cooking.”
• “Simple to Use & Convenient Storage - Power on and measure instantly. Hold button locks the temperature reading. Switch easily between °F/°C. Built-in magnet for quick storage”
• “Designed for Sourdough & Precision Baking – Accurately measure dough temperature during fermentation and proofing. Perfect for sourdough, artisan bread…”
• “Buy with Confidence - 60-day money-back guarantee and 18-month warranty.”
• Reference DT-111 · Catalog: 40 g (1.4 oz), 239 × 25 × 5 mm (9.41 × 0.98 × 0.20 in)

Eighteen months, which is the best cover on this shelf

“60-day money-back guarantee and 18-month warranty”

Three of the fourteen items sold on Amazon.com publish a term:

this — 18 months, plus 60 days to return it ANDAXIN, $9.99 — one year, with CE and RoHS certification Taylor, $24.24 — one year limited

Eleven publish none, including the ThermoMonster at $16.99, the Etekcity at $18.99, the Taylor Compact at $18.99, the KitchenAid at $11.99, all three TempPro models and both ONFIKY units.

So the longest cover on the shelf is on the eighth cheapest of the fourteen items sold on Amazon.com.

What actually fails on a kitchen thermometer, which is why a term matters:

The probe tip goes blunt or bent, and the reading goes out of true The seam between probe and body lets water in — and a damp board reads wrong for weeks before it dies, which is precisely the fault you cannot prove on day 400 The display clouds or drops segments

None of those shows up on arrival, which is the argument for cover beyond a return window.

And note what the longest warranty here is paired with: no calibration function. Four items on this shelf publish one — the ANDAXIN at $9.99, both ONFIKY units at $9.97 and $9.98 and the TempPro TP03H at $9.98 — and none of those publishes a warranty longer than a year.

So the shelf offers you the means to correct drift, or the right to send it back. Not both.

Written for dough, which no other page here is

“Accurately measure dough temperature during fermentation and proofing. Perfect for sourdough, artisan bread, and baking enthusiasts who want better rise, texture, and consistent results.”

Fermentation runs on temperature, and dough temperature is the variable most recipes assume and nobody measures.

Yeast and lactic bacteria roughly double their activity for every 15 to 20 °F rise across the range a kitchen sits in. A dough at 78 °F ferments far faster than the same dough at 68 °F — so a recipe timed for one is simply wrong for the other.

Which is why bread made in July behaves differently from bread made in January, in the same kitchen with the same flour.

Measuring it turns a guess into arithmetic. Bakers aim at a desired dough temperature — commonly 75 to 78 °F for a sourdough — and hit it by adjusting the water, because water is the only ingredient you control: flour, room and starter are whatever they are.

The second use is the bake. Bread is done by internal temperature, not color or time: a lean loaf finishes around 205 to 210 °F, an enriched dough nearer 190 to 195 °F. A 5 inch probe reaches the middle of a large loaf, which is why the length is on the page.

Three other items here touch bread. The TempPro TP-02S at $9.99 calls itself a “bread thermometer sourdough” in its own bullets and publishes a 5.3 inch probe — longer than this, for three dollars less. Both ONFIKY units at $9.97 and $9.98 list baking among six uses.

None of them explains why.

Five inches, and only four items on this shelf publish a probe length

The four:

6.5 inches — the TempPro TempTrack at $19.99, a leave-in unit, with a “stepdown tip” 5.3 inches — the TempPro TP-02S at $9.99, rigid 5 inches — this 4 inches — the ThermoMonster at $16.99

Ten items publish nothing, including both Taylor units, the KitchenAid, the Alpha Grillers and both ONFIKY units.

What reach is for, and bullet one says it correctly: “keeps your hands safely away from hot liquid and heat.”

A stock pot or a deep fryer puts six inches of hot liquid between your hand and the measurement. A large loaf reads in the middle of the crumb. A rib roast wants the tip at the center, three inches in.

The catalog shape tells you something no bullet does: 239 × 25 × 5 mm. Five millimeters thick — about a fifth of an inch — which is a flat pen body rather than a folding one. At 239 mm overall with a 5 inch (127 mm) probe, the body is roughly 112 mm, and 40 grams total.

Compare the shelf: the folding TempPro TP03A is 48 g at 155 mm folded, the TP03H 51 g at 157 mm, the Alpha Grillers 68 g at 160 × 50 × 40 mm, the Taylor Compact 31 g at 210 mm, the rigid TempPro TP-02S 23 g at 218 mm.

So this is a thin, light, fixed-probe instrument. It does not fold, which is why it has a magnet rather than a probe cover — and a flat 5 mm body is what makes a magnet sit properly against a hood.

A hold button, which five items here have and nine do not

“Hold button locks the temperature reading.”

The five: this, the ANDAXIN at $9.99, the Taylor Compact at $18.99, the ThermoMonster at $16.99, and both leave-in units by their nature.

Why it matters more than its price. Without a lock you read the display while the probe is in the food — which means leaning over an open oven or a lit grill to squint at a number.

With one you insert, wait, press, withdraw and read standing up. The only time your hand is near the heat is the reading time.

It is also the cheap answer to the problem the most expensive displays on this shelf solve expensively. The KitchenAid at $11.99 has an “Oversized, pivoting backlit display” readable “from any angle”; the ThermoMonster at $16.99 has an “auto flip large LCD… perfect for both left and right hand users” — the only mention of handedness on this shelf. A hold button makes the angle irrelevant, because you read it wherever you like.

Nine items offer a backlight and no lock, and nine of the fourteen items sold on Amazon.com mention a backlight — which tells you what the shelf thinks the problem is: darkness rather than geometry.

This page has both, and bullet three is honest about what a backlight is for: “clear readings in low light or nighttime cooking.”

One to two seconds at ±1 °F, which is the shelf’s middle

Accuracy:

±0.5 °F — ThermoMonster $16.99, the only thermocouple here, with NIST cited ±0.9 °F — TempPro TP-02S $9.99, TP03A $9.99 ±1 °F — this, the ANDAXIN $9.99, both ONFIKY units at $9.97 and $9.98 ±1.8 °F — TempPro TempTrack $19.99

Seven of the fourteen items sold on Amazon.com publish none: the KitchenAid, both Taylor units, the Alpha Grillers, the Etekcity, the TempPro TP03H.

Speed:

0.5 s — ThermoMonster · 1 s — three TempPro models · 1–2 s — this, both ONFIKY units, the Alpha Grillers · 3 s — the ANDAXIN · under 6 s — the KitchenAid at $11.99, a “Digital thermistor”

What ±1 °F covers. Chicken is safe at 165 °F. Beef and lamb run through rare to well done in 5 °F bands. Pork is safe at 145 °F with a rest. A custard splits within a few degrees. And for this thermometer’s own use, a desired dough temperature is hit within a degree or two — so ±1 °F is exactly the tolerance the bread case needs.

What it does not cover is drift, and that is this page’s gap: no calibration function, where four items on this shelf publish one.

The free check still works. Crushed ice topped with water, stirred, holds 32 °F / 0 °C while ice remains; boiling water is 212 °F at sea level, falling about 1 °F per 500 feet of altitude. Without a calibration function, an error can be noted and not corrected — which is where the 18-month warranty becomes the answer instead.

The range is the shelf’s most common: −58 to 572 °F, shared with six other items. The top end is for oil and sugar — deep frying 325 to 375 °F, hard crack 300 to 310 °F, caramel 340 to 350 °F — since food does not exceed 212 °F in moist cooking. The bottom end checks that a freezer holds 0 °F and a fridge stays below 40 °F.

What is not published

No calibration function, as above, where four items on this shelf have one and the Alpha Grillers at $14.97 adds that it “comes pre-calibrated”.

No battery type and no power management. Only the TempPro TP03A at $9.99 makes the cell an argument — “1 AAA battery instead of a button cell… lasts twice as long”, and a CR2032 holds about 220 milliamp hours against roughly 1000 for a AAA. Two items publish a 10-minute auto shutoff; three use motion-sensing sleep and wake, with both ONFIKY units claiming 4000+ hours. This page publishes none of it, and “Power on and measure instantly” implies a manual switch.

No dust rating, which is what the X in IPX6 means — and on a thermometer sold for bread making, a flour-covered countertop is the dustiest surface in the house.

No display size, which no item on this shelf publishes.

No sensor type, which only two pages among the items sold on Amazon.com name — the European ThermoMaven is a third — the KitchenAid’s thermistor at under six seconds and the ThermoMonster’s thermocouple at half a second. One word explains a twelvefold difference.

No warning against leaving it in the food, which only the KitchenAid publishes: “Digital thermometers are not meant to be left in food during cooking. The plastic and electronic components could be damaged with excessive heat.” It applies here in full — and on a bread thermometer the temptation is to leave it in the loaf, which a 5 mm plastic body in a 450 °F oven would not survive.

No country of manufacture, which no item on this shelf publishes.

Availability

Read on the day this page was built: $13 at the American Amazon shop.

Read from Keepa on the day this page was last revised; stock and price both move without notice.