Mode 1 with yellow LED light: Ultrasonic + Alarm + Flashing
Mode 2 with green LED light (brighten long time): Flashing
Mode 3 with red LED light (brighten long time): Ultrasonic + Alarm
Mode 4 with the red LED light flash: LED lighting, last 30 seconds.
Above all 4 modes are triggered
Mode 5 with the green LED light flash: Ultrasonic with long time working with automatic (without trigger, without passive infrared)
Power Supply: 9-volt battery stacked or a mains powered 9V adaptor
Passive infrared area: 70 square meter
Passive infrared area: 110 degree
Frequency range:3kHz (Alarm Sonic Frequency) / 20kHz (Ultrasonic Frequency)
Audio frequency:app 7KHZ
Output sound pressure : 110 dB