ESP32-based RGB LED(SK6812) Programmable button Built-in Infra-red,Extendable Pins & Holes Program Platform: for Arduino, for UIFlow Atom Lite, which has a size of only 24x24mm, is a very compact development board development kit series. It provides more GPIOs for user customization which is very suitable for embedded smart home devices and in making smart toys. The main control adopts the ESP32-PICO chip which comes integrated with Wi-Fi technologies and has a 4MB of integrated SPI flash memory. Atom Lite board provides an Infra-Red LED, a RGB LED, buttons, and a HY2.0 interface. In addition, it can connect to external sensors and actuators through 6 GPIOs. The on-board Type-C USB interface enables rapid program upload and execution. Flash:4MB input voltage:5V @ 500mA host interface:TypeC x 1, HY2.0(I2C+I/0+UART) x 1 PIN interface:G19, G21, G22, G23, G25, G33 RGB LED:SK6812 3535 x 1 AND:Infrared mission button:Custom button x1 antenna:2.4G 3D Antenna working temperature:32℉ to 104℉(0℃ to 40℃) Host size:24 x 24 x 10 mm weight:12g Applications:Internet of things terminal controller,IoT node, Wearable peripherals The product appearance and printed words may vary depending on the batch, but this does not affect use. Colour:As Shown Material:pc Package Contents: 1 x ATOM 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.