Small-size: the ESP32-CAM has a competitive small-size camera module that can operate independently as a mini system, measuring only 27 x 40.5 x 4.5mm, with deep sleep current and as low as 6mA Reliable connection : ESP-32CAM is packaged in DIP and can be directly plugged into the backplane for quick production; It provides customers with a reliable connection and is convenient for use in IoT hardware terminals. Low power consumption: deep sleep current is as low as 6mA; It is a small 802.11b/g Wi-Fi + BT/BLE SoC module Strong compatibility: compliant with WiFi 802.11b/g/e/i and 4.2 standards, it can be applied as a master mode to build an network controller, or as a slave to other host MCUs to add networking capabilities to existing devices Wide applications: ESP-32CAM can be widely applied in IoT applications; It is suitable for home smart devices, industrial wireless control, wireless monitoring, QR wireless, wireless positioning system signals and other IoT applications; It is an proper solution for IoT applications. Material:PC+metal colour:black Package Contents: 2 x ESP32-CAM-MB Camera Module 2 x USB-TTL Serial Adapter Module Only 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.