Activation method: infrared touch-less wave to open
Size: 5"(L)× 5"(W)× 1.75"
Max sensing distance:12"
Receiver input power: AC/DC12V~30V
IP 65 waterproof
CE, FCC certification
Battery life:450days at 500 times per day
Battery type: 4 AA batteries
2.4GHz high frequency
100' range clear line of sight