Technical parameters:1) Working voltage: DC12V (single section 23A12V battery)2) Static current: <10uA3) Working current: no more than 15mA4) Pressure detection point: 7.5 + / 0.5V5) Transmission frequency: 433MHZ6) Emission distance: > 40 meters (open distance)7) Magnetic detection distance: 25-35mm8) Wireless encoding format: compatible with PT2262 optional9) Working temperature: 9-10 ℃ to 40 ℃