SRF-05

Supply Voltage       : +5V
Low Current             : 4mA
Frequency                : 40 KHz Max
Range                       : 1cm to 4 m
Modes                       : Single pin for trigger/echo or 2 Pin separate trigger and echo pulse
Input Trigger             : 10mS Min
Level pulse               : Positive TTL level signal, width proportional to range.
Small Size                  : 43mm Width x 20mm Length x 17mm Height