CH340 CP2104 CH9102 USB ESP8266 ESP-01 ESP01S Prog WIFI Downloader Module Developent Board for Arduino Programmer Adapter
Quick answer
Is $1.57 a good price for CH340 CP2104 CH9102 USB ESP8266 ESP-01 ESP01S Prog WIFI Downloader…?
Too early to tell: DipScout has tracked this price for 3 days, and comparing it with a typical price takes at least 7 days. Tracked since Oct 25, 2026, the price hasn't changed.
$1.57
Today it costs $1.57 on AliExpress. Since Oct 25, 2026, when we started tracking it, the price hasn't changed. We haven't tracked it long enough yet to say whether it's on sale.
We have tracked this product for 3 days; confirming a drop takes at least 7 days.
View on AliExpressThe price above is the last recorded reading, not a live checkout lookup.
Price history
$1.57
We started tracking this price on Oct 25. The chart takes shape over the days: we only draw prices we observed.
| Store | Yikeshu Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Consumer Electronics › Smart Electronics |
| Recorded readings | 1 |
| First seen | 10/25/2026 |
| Last reading | 10/25/2026, 7:47:40 AM UTC |