Compatible with PoE mode A (powered by data pair) and PoE mode B (powered by backup pair) and auto MDIX, allowing the use of straight and crossover Ethernet cables. 20 needle footprint with 3.3V, V+ power and 15 ESP32GPIO are available for your application. The compact 75mm by 40mm footprint is compatible with 4 mounting holes of ordinary M2.5 or 4-40 screws. A small programming/USB serial console sub-module has been created so that the -POE module can be easily programmed to meet the user's application needs. Colour:black Material:plastic Package Contents: 1 x T-Internet-POE adapter 1 x Downloader Expansion Board 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.