Computers › Electronic components
Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor Detector Ranging Smart Car
Quick answer
Is $2.21 a good price for Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor…?
It is the usual price, not a deal: $2.21 is in line with the typical price of $2.21 that DipScout measured over the last 7 days. Tracked since Nov 7, 2026, it ranged from $2.14 to $2.21.
$2.21
Today it costs $2.21 on AliExpress. Since Nov 7, 2026, when we started tracking it, it ranged from $2.14 to $2.21. By our price history, it is not on sale right now. Price checked on Nov 12, 2026, 18:18 UTC.
No drop compared with what we observed over the last 7 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$2.21on Nov 12
Lowest$2.14on Nov 12
Highest$2.21Nov 12 to Nov 12
Tracked since Nov 7 · 3 changesHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Nov 12, 12:17 UTC | $2.21 | +3% |
| Nov 12, 06:17 UTC | $2.14 | −3% |
| Nov 10, 12:17 UTC | $2.20 | −0.5% |
| Nov 7, 12:17 UTC | $2.21 | start |
| Store | TENSTAR ROBOT Store |
|---|---|
| Positive feedback (AliExpress) | 97.1% |
| AliExpress category | Electronic Components & Supplies › Active Components |
| Sold | 1,426 |
| Recorded readings | 4 |
| First seen | |
| Last reading |