Note: 1.This product needs to be used in conjunction with a 433mHz gateway, can not be used separately. 2.Click here to purchase Alfawise PG - 105 Security Alarm System DIY Kit Click here to purchase Alfawise PG - 105 Security Alarm Carbon Monoxide Sensor Click here to purchase Alfawise PG - 105 Security Alarm Remote Controller Click here to purchase Alfawise PG - 105 Security Alarm Door Window Sensor Click here to purchase Alfawise PG - 105 Security Alarm PIR Detector Click here to purchase Alfawise PG - 105 Smoke Detector
Main Features: ● Deterrent 100dB loud noise to scare away the intruder ● Causes discomfort and even damage to the hearing in just 15 minutes ● Loud enough to be heard 300 meters away to raise awareness of anyone nearby ● 433MHz wireless connection with PG - 105 within 80m ( free of obstacles ), 30 - 40m ( indoors ) ● 3.5mm audio jack, 12V DC power supply