Good news for you! Are you bewildered at the selection of a sort of highly reliable household alarm system? Just take it easy now! This YA-JH02 Portable Surveillance Wireless Sound !#!amp!*! Light Alarm boasts its smart technology￡? exquisite design and stable performance. It surely will become your optimal choice. Inbuilt intelligent chips make this alarm support both light and sound working mode. Once there is suspicious sound or light￡? it will automatically alarm to remind you of any potential danger. With compact size and light weight￡? it is rather easy for installation. Come on!                                    Features            New and high qualityEnvironmental economy￡? high temperature resistant￡? corrosion resistantEasy to installSupport light !#!amp!*! sound working mode￡? it emits bright light as a warning to remind you of potential dangerWireless￡? motion-activatedIntelligent chips ensure stable and reliable working performanceIt keeps long-lasting standby time                                                            Specifications            Voltage    DC 12V    <br>Alarm Current    220mA    <br>Operating voltage    DC 6-15V    <br>Material    ABS / PP    <br>Sound Pressure    120 ?à 3DB    <br>Working Current    1A (Max.)    <br>Record Time    10 Seconds    <br>Color    White    <br>Phone Number Stored    6    <br>Dimensions    (2.36 x 1.89 x 1.57)" / (6 x 4.8 x 4)cm (L x W x H)    <br>Weight    0.19oz / 5.5g    <br>                                                            Package Includes            1 x YA-JHO2 Wireless Audio Alarm Siren