The 315MHz Wireless Alarm Door/Window Sensor is a must-have for any homeowner looking to enhance their security measures. With its easy installation process and reliable performance, this sensor will alert you immediately if a door or window is opened when it shouldn't be. You can rest easy knowing that your home is protected 24/7, giving you peace of mind whether you're at home or away. Technical parameters: 1) Working voltage: DC12V (single section 23A12V battery) 2) Static current: <10uA 3) Working current: no more than 15mA 4) Pressure detection point: 7.5 + / 0.5V 5) Transmission frequency: 315MHZ 6) Emission distance: > 40 meters (open distance) 7) Magnetic detection distance: 25-35mm 8) Wireless encoding format: compatible with PT2262 optional 9) Working temperature: 9-10 ℃ to 40 ℃
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