Waterproof Ultrasonic Module AJ-SR04M

Waterproof Ultrasonic Module AJ-SR04M is designed by using a waterproof strip line probe integrated with transceiver and receiver and non-contact ultrasonic detection technology. In the range of 20 cm to 800 cm, the product can accurately detect the distance between plane objects and in the range of 20cm to 250 cm.

Specifications : 

• Working Voltage : 3 – 5.5V.
• The maximum Current : 49mA 5V.
• Standby current : < 2mA 5V.
• Low power consumption : <20uA.
• The fastest range is : 8 meter
• Dead zone : 20cm.
• Resolution: 1mm
• Mileage angle: 75 degrees
• Range : 20cm to 800 cm
• Range per objects :
  • Distance from wall : 8 Meter,
  • Distance from People : 4 Meter