Stookin HC-SR04 Sensor Distance Measuring Transducer Module Electronic Components Electronic Hobby Kit Power Supply Electronic Hobby Kit
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working voltage: DC 5 v static current: 3 ma working temperature: 0 ~ + 70 output way: gpio induction angle: less than 15 detection range:2 cm to 700 cm detecting precision: 0.3 Cm + 1% sensor size: approx. 45 X 20 x 1.6Mm hole diameter: approx. 1 Mm.