USB Temperature Data Logger

A USB temperature data logger records the temperature every few minutes and exports the whole history to your computer. It shows what a fridge or cooler did overnight.

Last edited 2026-09-28 · written by PepPrep

USB
Exports full history

What it’s for

Not just "was it cold?" but "was it cold at 3 a.m. last Tuesday?" — proof, not vibes.

What to check in the listing

Check it exports to a file you can open yourself, like CSV or PDF. The ones that only report through the maker's own app are a nuisance later.

At a glance

TypeThermometer

PowerUSB rechargeable, Batteries

Keeps a historyYesKeeps a history means it records readings over time, so you can prove what happened while you were out.

AlertsNone

Used forHome storage, Travel storage, Flying, Long tripsUsed for lists the situations this product is for; the decision tool and the Finder match on these.

PriceMid-rangePrice tier is the rough position within its category, not a live price: budget is the cheapest sensible option, premium costs more for a reason the page explains.

TravelCarry-on friendlyTravel says whether it is practical to fly with: carry-on means it goes through security without fuss.

SterileNoSterile means individually sealed and sterile until opened; anything that touches the inside of a vial or your skin should be.

Pack1Pack is how many come in the listing this site links to; it is shown only where every store's listing gives the same count. Check it against the listing, since photos often show ten and ship one.

ReusableYes

Specifications above were recorded from the Amazon listing on 2026-09-03. Listings change hands: open the listing for its current description, price and availability.

For where in a fridge this belongs and how to prove it actually stays cold, read How to Store Peptide Vials: Fridge, Light, Heat.

Category: Storage & Cold
Also useful: Build a full kit →

Tools for this: Temperature-loss estimator · Narrow this category by specification · Compare side by side

USB Temperature Data Logger

What it’s for

What to check in the listing

At a glance

Others in Storage & Cold

Often used with this

Read before you buy