ATOMS3 Liteis anAtom Series Programmable Controller, using ESP32-S3 as the main control. The main control adopts the ESP32-S3FN8 scheme, with 8MB SPI flash memory , integrated Wi-Fifunction, built-in 3D antenna, 5V to 3.3Vpower circuit, providing infrared emitting light, RGBStatus Indicators, Button and GROVE/HY2.0-4Pinterfaces. The bottom of the product is equipped with apower supply and 6 GPIO headersto facilitate expansion applications. The on-board Type-C interfacecan realize program download and serial port communication functions; An M2 screw holeis provided on the back for fixing. Suitable for all kinds of embedded smart device applications. Specifications: Developed based on ESP32-S3FN8 Comes with USB download function Programmable button Infrared emission function Expandable pins and interfaces Development platform: for Arduino, for UIFlow Applications: IoT node Microcontroller Wearables Colour:White Material:plastic Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 3 x ATOMS3 Lite Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.