1 in 3 out 100Mbps Waterproof POE Repeater: IP30 Protection Class, 250 Metre Extension, Multiple Cascades. Simple And Easy To Configure More Complete Functions. IP30 Protection, Housing made of ABS engineering material,Waterproof, Normal operation is not affected by rainy weather. 100M Rate Transmission, Self-adaptive 10/100Mbps network port output, Stable signal Transmission,High-Speed output for safe operation. Product Details Enlargement, Fine internal circuit design, All use industrial grade engineering electronic materials,Safe to see. 250 Metres Extension Mode, Supports one click extension of 250 meters Breaking the transmission limit of 100 meters, Fully meets the requirements of security monitoring network. Multiple Cascades Less Wiring, No external power supply required, Only one network cable is needed to connect two devices, Extended transmission distance up to 250 Metres. Plug and Play, No external power supply required, just one network cable, plug and play Port