ESP32-C3 OLED development board with 0.42 inch OLED module ceramic antenna wifi Bluetooth ESP32 supermini development board
$3.75
Today it costs $3.75 on AliExpress. Since Oct 21, 2026, when we started tracking it, it ranged from $3.75 to $4.39. We haven't tracked it long enough yet to say whether it's on sale.
We have tracked this product for 1 day; confirming a drop takes at least 3 days. The store advertises "was $6.86", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressAffiliate link: we earn a commission on completed purchases, and the price is the same with or without our code. The price above is the last recorded reading, not a live checkout lookup.
Price history
Today$3.75lowest ever seen
Lowest$3.75since Oct 21
Highest$4.39on Oct 21
Tracked since Oct 21 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 21, 05:36 UTC | $3.75 | −15% |
| Oct 21, 02:28 UTC | $4.39 | start |
| Store | Win SuperDeals Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Electronic Components & Supplies › Optoelectronic Displays |
| Recorded readings | 2 |
| First seen | 10/21/2026 |
| Last reading | 10/22/2026, 3:39:42 PM UTC |