Features Bluetooth remote parking system: Bluetooth car park management system is located in the area of ??the entrance plus a Bluetooth remote reader device, which causes the cell to form a relatively closed place. Out of district for fixed users, as long as the Bluetooth remote card attached to the lower left corner of the windshield, before the arrival of each vehicle within the cell gate 3-10 m sensing range, the system can instantaneously inspection, records, accounts, etc. work, blocked driveway gate automatically start lever, so the user of the vehicle can be fixed without having to pause. Operating mode: light excitation positioning, DES encrypted communication, Hugh eye wake. . Power supply: DC12V --- DC20V Working current: 1A Bluetooth power: 12W Operating Frequency: 433M excitation frequency: 38K reader angle: 85 degrees reading distance: 1 ~ 35 m adjustable tag protocols: 3DES encryption protocol interface types: Wei Root 26/34, RS232, RS485 Storage temperature: -45 ℃ ~ + 95 ℃ Operating temperature: -30 ℃ ~ + 75 ℃ Relative humidity: 95% maximum size: 25.2 * 32.2 * 6CM