Sell aurorajoyce.sg Sonoff DW1 Door Window Sensor Magnetic Detector WIFI Alarm Security System Home Wifi Wireless Switch App Control best price

About our shop ——Our mall mainly sells all items that you want . We will bring you good quailty and the lowest price products! ——Delivery from China takes about 7 to 15 days. ——About the service We will try to help you solve the problem, feel free to contact us and please leave us the massage , we will respond you ASAP. Features: Supports wireless frequency of 433.92MHz 200m wireless transmit distance Built-in antenna provided Less than 1μA quiescent current Easily attach the main sensor on the door/window Ideal guardian against the unwanted intruder whether you are in or out, keep yourself and your property safe and security Specifications: Support Battery: 12V 23A Wireless frequency: 433.92MHz Protocol: EV1527 Quiescent current: ≤5μA Emission current: ≤10mA Operating environment: -10℃-50℃ (14℉-122℉) Size: 92*50*28mm Package Included: 1 * Door And Window Sensor(not include battery) Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.