Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor for Arduino For Sale
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Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor for Arduino:
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Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor for Arduino
HC-SR04 Ultrasonic Distance Module Sensor 1 This module performance is stable, measure the distance accurately. performance nearly the same as SRF05, SRF02 SRF05, SRF02 ultrasonic distance measuring module and other comparable. Module High precision, blind spots (2cm) super close.2 Main technical parameters:1: Voltage: DC 5V2: Static current: less than 2mA3: Electrical level output: 5V high4: Electrical level output: at the end of 0V5: Induction angle: not more than 15 degrees6: Detection distance: 2cm-450cm7: High precision: 2mmWiring: VCC, trig (control side), echo (receiving end), GND3 Module works:(1) using IO trigger distance, the high signal to at least 10us;(2) module automatically sends eight 40khz square wave, automatically detects whether a signal return;(3) a signal back, through the IO output a high electrical level, high electrical level duration is: the ultrasound time from launch to return. Test distance = (time of the high electrical level * speed of sound (340M / S)) / 2;Package Included:1 * HC-SR04 Ultrasonic Sensor Distance Measuring Module，NEW
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1.All items will be shipped to buyer's address.Before you pay, please make sure your address in matches the address you would like us to ship to.2.All items will be shipped from china within 24 working hours upon receipt of payment, and multiple items will be combined shipping.3.SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.4.If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
Terms of sales
1.If any item is defective upon receipt, please contact us for the return address, return is accepted within 14 days after the buyer receiving the item. Returned item has to be in its original condition. Buyer is responsible for return shipping costs. After receiving the return we will make a replacement depends on our available stock, if not available, a refund will be issued.2.Dear buyers, we appreciate your business, if you are satisfied with our service, please leave us a positive response and rate the details of the transaction (Detailed Seller Ratings) with a "PERFECT 5 STARS".Your recognition will make us more confident to develop business and serve you better.3.Our goal is to make sure you are a happy buyer and pleasant shopping with us. Please email us before leaving any 1 or 2 ratings, negative response or open any dispute. We understand the concerns and frustrations you might have, and will do our endeavor to resolve the issues. Please give us the opportunity to resolve any problem
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