ماژول آلتراسونیک اندازه گیری فاصله HC-SR04

Electric Parameter

• Working Voltage DC 5 V
• Working Current 15mA
• Working Frequency 40Hz
• Max Range 4m
• Min Range 2cm
• Measuring Angle 15 degree
• Trigger Input Signal 10uS TTL pulse
• Echo Output Signal Input TTL lever signal and the range in proportion