The EchoGuard CR from Echodyne Corp is a RADAR System with Elevation Range 80 Degree, Frequency 24.45 to 24.65 GHz, Power 10 W (Hot Standby), 24 W (Operating), Range 225 m (Phantom 4), 350 m (Matrice 600), 500 m (Human), 900 m (Vehicle), System Supply Voltage 12 to 30 Vdc. More details for EchoGuard CR can be seen below.