Ultrasonic Mouse Sentry Ultrasound PIR Sensor Flashing light
DC5V/1A - Current/Voltage 300mA - Max.Working Current Less than 1.5W - Power consumption 22-36 kHz/25kHz - Ultrasound Frequency 120m2 (1290sq.ft) - Effective Range 100-125db - DB Value New - never needed or used - bought for £19.99