Solar ChargingThis motion detector uses a rechargeable lithium battery, which is charged by solar energy. One hour sunshine per day can satisfy a long standby in any weather. It can be fully charged after 6-8 hours of solar charging, enough to support the alarm more than 200 times.IP67 WaterproofUltra-high waterproof rating ensures outdoor motion sensor is protected from rain. It can be installed outdoors and used outdoors for a long time. It will sound the alarm before someone illegally enters your house.4 Working Modes4 working modes are available: Sound and light alarm all day Sound and light alarm at night Flashing alarm at night Close the alarm. You can use the remote control to change the mode as you need, or by pressing the setting button on the siren.Firm InstallationThe motion detector comes with a hanging plate, which mounts with screws . You can install the hanging plate wherever you need, just hang the alarm on the hanging plate. It is more sturdy to use screws for installation, and it is more suitable for different outdoor scenes.Widely UsedThe infrared sensor has a detection range of about 2-12m and a remote control range of up to 200m. The solar motion sensor alarm is suitable for security in homes, farms, villas, hotels, markets, dormitories and other places where security alarms are needed. solar power2-High frequency alarm whistle3-Detection window4-Alarm light5-Hanging panel for installation6-Switch/mode switch7-Flash/full day alarm8-Flash/night alarm9-Alarm off10 -Night flash only Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be some difference color, depending on the physical item received.