FUNCTIONS:
Distance indicated with LED digital
Direction identification of obstacles at left, middle and right
3 levels of beep alarm/English voice distance indicating
2, 3, 4, 6 detectors and multi-colored outer/inner detectors are selectable

TECHNICAL SPECIFICATIONS:
Working voltage range: DC 10.5V~16V (15~27V)
Rated current: 90mA~200mA Detectable distance: 0.2~2.0m
Ultrasonic frequency: 40 KHz
Control Working Temperature: -30~+80º C
Display Working Temperature: -20~+70º C