1. Material: ABS 2. Power supply: DC 5V, 3 x AAA batteries (not included in shipment) 3. Volume: 3-speed adjustable 4. Recording: repeatable recording about 20 seconds, induction playback twice 5. Sensing distance: 3-6 meters (affected by ambient temperature) 6. Sensing range: up and down 60 degrees, left and right 110 degrees 7. Working temperature: -25-55 degrees celsius 8. According to different scenes and time periods, set up different working modes: daytime welcome tips; night burglar alarms 9. Waterproof grade: not waterproof 10. Size: 32 x 55 x 83mm
