M5Stack Unit RFID2 Reader/Writer WS1850S 13.56MHz Frequency For IoT development projects
Quick answer
Is $12.55 a good price for M5Stack Unit RFID2 Reader/Writer WS1850S 13.56MHz Frequency For IoT…?
No: at $12.55 it is 8% above the typical price of $11.65 that DipScout measured over the last 4 days. The lowest price we recorded since Oct 23, 2026 was $11.65.
$12.55
Today it costs $12.55 on AliExpress. Since Oct 23, 2026, when we started tracking it, it ranged from $11.65 to $12.55. 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 $26.70", 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
Today$12.55highest ever seen
Lowest$11.65Oct 23 to Oct 27
Highest$12.55since Oct 27
Tracked since Oct 23 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 27, 03:12 UTC | $12.55 | +8% |
| Oct 23, 02:00 UTC | $11.65 | start |
| Store | ANSIKI IoT Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Consumer Electronics › Smart Electronics |
| Recorded readings | 2 |
| First seen | 10/23/2026 |
| Last reading | 10/27/2026, 3:12:35 AM UTC |
Also sold by 3 other stores
Same title and category on AliExpress, cheapest first. Each store has its own price and history; check the variant and shipping.
| ANSIKI IoT Store | $12.55 · 41 sold |
|---|---|
| Stone's Store · Ships from US | $16.55 · 216 sold |
| Stone's Store | $16.55 · 216 sold |