... using Ultrasonic Wave Echolocation Technology 2. Wired LED Digital Display with Built-in Audible Alert (Beeper). 3. Beeping faster if closer ... used worldwide,in countries such as USA, Germany, Italy, Iran, New Zealand, Australia, Indonesia, Malaysia, India, Egypt and The Middle East ... x Power cable1 x Drill /Hole Saw1 x User manual NEW! Proof LED Parking sensor/ Reverse LED parking sensor/LED Display ...