M5Stack Unit NFC ST25R3916 NFC Module 13.56MHz RFID Read Write Unit I2C Interface for IoT Access Control Systems
Quick answer
Is $21.36 a good price for M5Stack Unit NFC ST25R3916 NFC Module 13.56MHz RFID Read Write Unit…?
It is the usual price, not a deal: $21.36 is in line with the typical price of $21.36 that DipScout measured over the last 4 days. Tracked since Oct 22, 2026, it ranged from $21.33 to $21.36.
$21.36
Today it costs $21.36 on AliExpress. Since Oct 22, 2026, when we started tracking it, it ranged from $21.33 to $21.36. By our price history, it is not on sale right now.
No drop compared with what we observed over the last 4 days. The store advertises "was $45.44", 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$21.36on Oct 25
Lowest$21.33Oct 22 to Oct 24
Highest$21.36Oct 24 to Oct 25
Tracked since Oct 22 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 24, 07:06 UTC | $21.36 | +0.1% |
| Oct 22, 19:35 UTC | $21.33 | start |
| Store | ANSIKI IoT Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Computer & Office › Computer Components |
| Recorded readings | 2 |
| First seen | 10/22/2026 |
| Last reading | 10/25/2026, 7:07:43 PM UTC |
Also sold by 1 other store
Same title and category on AliExpress, cheapest first. Each store has its own price and history; check the variant and shipping.
| ANSIKI IoT Store · Ships from US | $21.36 · 41 sold |
|---|