It can be widely used in various occasions of the Internet of things. It is suitable for home intelligent equipment, industrial wireless control, wireless monitoring, QR wireless identification, wireless positioning system signal and other iot applications. It is a perfect solution for iot applicationsSupport UART/Serial Peripheral Interface/I2C/PWM/ADC/DAC and other interfaces;Support OV2640 and OV7670 cameras with built-in flashIt is suitable for low power dual core 32-bit cpus of application processors;Main frequency up to 240MHz, computing power up to 600 DMIPS;Built in 520 KB, external 4M PSRAMSupport the TF card, Supports multiple sleep patterns;Support for Smart Config/AirKiss one-click distribution networks;Supports photo uploading via WiFi; Support STA//STA + working modeEmbedded Lwip and FreeRTOS;Support secondary developmentcolor:BlackMaterial:ABSsize:4 x 2.2 x 0.5 cmPackage Contents:1 x Camera development board1 x CameraOnly the above package content, other products are not included.Note: Light 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.