Introduction

Function 1: PIR motion sensor is a passive infrared detector or physical sensor. When the PIR is triggered, PIR will send message to the App. It could also trigger other devices like light, home application, siren and so on.

Function 2: Siren alarm is an intelligent device that can make sounds and lighting remotely when door sensor, motion sensor, water sensor, light switch, dimmer switch and so on is triggered.

Function 3: Greeting Doorbell is a detector when someone come in it will say "hello, welcome" .

Parameters

1. Model: COL-GD01W

2.Power: USB 5V 1A+3.7V/300mAh lithium battery

3.Standby Current: 300mA

4.Alarm Current: 400mA

5.Volumn: 5 Volumn levels

6.IR distance: >5m

7.Calculate the visitor number

8.Dingdong or Alarm when someone come in