0.28 Inch Red LED Digital Temperature Sensor Thermometer for DS18B20 Sensor LED Display Module for -55~125 Celsius DC 4-28V
Quick answer
Is $3.34 a good price for 0.28 Inch Red LED Digital Temperature Sensor Thermometer for DS18B20…?
It is the usual price, not a deal: $3.34 is in line with the typical price of $3.34 that DipScout measured over the last 5 days. Tracked since Oct 22, 2026, the price hasn't changed.
$3.34
Today it costs $3.34 on AliExpress. Since Oct 22, 2026, when we started tracking it, the price hasn't changed. By our price history, it is not on sale right now.
No drop compared with what we observed over the last 5 days. The store advertises "was $4.70", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
Last reading$3.34on Oct 23
The price hasn't changed once since Oct 22, when we started tracking it.
Hover over the chart to see each price.Tap the chart to see each price.
| Store | e_goto Processors Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Recorded readings | 1 |
| First seen | 10/22/2026 |
| Last reading | 10/23/2026, 5:03:55 PM UTC |