Yasorn Smart Solar Strobe Light, Wifi Solar Alarm Light Motion Detector, Yard ?4 Working Modes?4 working modes with remote control are optional:?full day flash and alarm?night flash and alarm?night flash only?off alarm. The RF remote control has a control distance of 50~80 meters; You can use the remote control to conveniently switch modes according to your needs. ?Two Charging Modes?If installed indoors, Please use the USB cable included in the package to power the alarm, If installed outdoors, the alarm supports solar power storage, solar charge is 6~8 hours (the intensity of care in different seasons will affect the charging efficiency), and working about 30 days. ?Waterproof Material?IP67-rated water resistant with sturdy ABS casing? Ensure that your solar alarm system can perform well outdoors all year round and in almost all climates. ?APP Remote Monitoring?The outdoor alarm siren connects to Smart Life/Tuya Smart APP via a Wifi 2.4GHz network, supporting mobile phones to remotely view the situation around the house, mobile phones receive alarm notifications and APP easily switches alarm modes. ?Sensitive Motion Sensor?The motion detector has a sensing angle of 110, it will detect any movement within a range of 9~12 meters. The siren sound is 120db which can protect the places you need security alarms from intrusion.