Measuring & Tracking
Temperature Data Logger
A small device that records temperature over time for later review.
Why we picked it
Shows what happened overnight or during a power cut, not just the reading right now.
Measuring & Tracking
Refrigerator Thermometer
A simple thermometer that hangs or stands inside a fridge.
What it is
A standalone thermometer that hangs, stands or sticks inside a fridge.
What it solves
The dial shows what you asked the fridge for, not what the shelf is actually at.
What this kind of product gives you
- Reads the air where your items actually sit
- Nothing to install or sign up for
- Some models record the highest and lowest readings since you last looked
Who it is for
Everyone using a fridge for storage. It is the cheapest way to know the temperature is real.
Why we picked it
The fridge dial is a setting; this shows the temperature your items actually sit at.
What to check before you buy
- Digital or dial, and which you can read at a glance
- Whether it keeps a minimum and maximum
- Battery type and whether it is replaceable
- Whether the probe is on a lead, so you can put it exactly where your items are
Buying guides that cover it
Buying guideHow to choose a fridge for storing suppliesWhat to look for in a small fridge used for supplies rather than food, and what to buy with it.5 min readBuying guideFridge thermometer or data logger: which do you need?The difference between checking a temperature and recording one, and which one your situation calls for.4 min read
Guides that use it
Related supplies
View on Amazon: Temperature Data Logger (opens in a new tab)
Measuring & Tracking
Digital Milligram Scale
A compact balance for small masses, usually with a draft shield and calibration weight.
Why we picked it
Most kitchen scales only read to the nearest gram; small amounts need a scale built for them.
Measuring & Tracking
pH Test Strips
Indicator strips you compare against a printed color chart.
Why we picked it
The quickest rough pH check, with nothing to calibrate or charge.
Measuring & Tracking
Digital pH Meter
A handheld probe meter that shows pH as a number.
Why we picked it
When a strip is not precise enough, a calibrated meter gives a value you can record.