DescriptionModel Number : PE520Brand Name : GauToneOrigin : Mainland ChinaCertification : CESmart home platform : Other,TuyaPower Output : DC3.7V 2000mA Rechargeable Lithium BatterySolar Panel Maximum Output Current : 5V 150mAMaximum Alarm Current : =100mSize : 195 x 262 x 61 mm (LxHxT)GauTone Wireless Outdoor Solar Siren Powered Strobe Sound Flash Waterproof Alarm Siren for 433MHz Wifi GSM Alarm SystemIt must work with 433MHz Wifi GSM Alarm System , e.g. PG107 PG106 PG105 PG103.The siren can be used as the alarm hostcan learn 5 remote controllers, 20 detectors.Product FeaturesStylish and waterproof design, suitable for outdoor use.High-intensity warning lights and high-decibel sirens, intense more warningCan be used as an alarm host, or a high-power sound and light sirenPowered by solar energy