🐋 AtomS3U — Rubber Duck Kit (Pre-Installed AtomDucky Firmware)
ESP32-S3FN8 | HID Keyboard Emulator | WiFi | Type-C | Custom Ducky Script | Only India
Honest exclusions to help you decide before buying.
ATOM S3U is a versatile programmable controller from the M5Stack Atom Series, powered by the ESP32-S3FN8 at 240MHz. Measuring only 24×24×9.5mm, it packs 8MB SPI flash, integrated WiFi, and a built-in 3D antenna into an ultra-compact form.
Pre-installed with AtomDucky HID firmware, it functions as a WiFi-enabled Rubber Ducky. Includes IR emitter, RGB LED (WS2812B), programmable button, GROVE interface, 10 GPIO pins, and Type-C port. Supports MicroPython and Arduino development.
| MCU | ESP32-S3FN8 @ 240MHz, Xtensa LX7 |
| Flash | 8MB SPI Flash |
| Wireless | WiFi (built-in 3D antenna) + OTG + CDC |
| RGB LED | WS2812B-2020 |
| Supply Voltage | 5V input via Type-C | 3.3V output |
| GPIO | 10 GPIO Pins + GROVE/HY2.0-4P interface |
| Dimensions | 24 × 24 × 9.5 mm |
| IDE Support | MicroPython, Arduino |
| Extras | IR emitter, M2 screw hole, programmable button |
Please select the courier partner that works best in your location.
Shipping partners: Bluedart Air | Delhivery Air | Amazon Shipping | Indian Post
Users are responsible for ensuring their use of the AtomS3U device complies with all applicable laws and regulations. Linuxndroid disclaims any liability for misuse. This product is sold for personal use only. We help students who don’t have programming knowledge. We respect the original brand and always promote ethical use.
🐋 AtomS3U Rubber Duck Kit — ESP32-S3 | HID | WiFi | Type-C
🇮🇳 Only for India | AtomDucky Pre-Installed | Video Support


