Type:Wireless Parking Space Detector Height (mm):143 Width (mm):36 Warranty:1 Years Applications:Vehicle detection for Indoor/Outdoor/Roadside Parking lot Detection Technology:Magnetic & Optic Communicaton range:100m Accuracy:>99% Wireless:2.4GHz Battery life:3 years(replaceable) Work condition:All weather Protection:IP68 Load resistance:20 tons for static Update:OTA Show More