buy2fix
HC-SR04 Ultrasonic Sensor Distance Measuring Module for PICAXE Microcontroller Arduino UNO
HC-SR04 Ultrasonic Sensor Distance Measuring Module for PICAXE Microcontroller Arduino UNO
In stock
🔥 Buy any 2 items, get 25% off 3rd item 🔥 Save today!
Couldn't load pickup availability
Shipping Guarantee
Shipping Guarantee
FREE SHIPPING on all UK orders. Fully insured.
Handling time: 1 - 3 business days. (Buy2fix has to process your order and put all your items through its strict quality-control tests.)
Transit time is 5 - 10 business days to the UK. Transit times to other countries are displayed at checkout.
Origin: CN
Return Guarantee
Return Guarantee
For whatever reason, if you are unsatisfied with your order within 30 days, you can return it to us in new condition for a refund minus the shipping charges.
The Right Part Guarantee
The Right Part Guarantee
The Right Part, Guaranteed. If we send the wrong part (not as described), our 30-day return policy has you covered. You get a full refund, including the shipping fees.
Hassle-Free Returns
Hassle-Free Returns
Start Your Return in Seconds with Our Easy Online Return Portal.
1. Brand new Ultrasonic Sensor HC-SR04 Distance Measuring Module
2. Features 4-mode connections: VCC / trig (T) / echo(R) / GND
3. With electric frequency output signal from 0V to 5V
4. Has high precision up to 3mm
5. 5VDC power supply
6. Detecting distance is from 2cm to 450cm
Module Working Principle:
1. Adopt IO trigger through supplying at least 10us sequence of high level signal
2. The module automatically send eight 40khz square wave and automatically detect whether receive the returning pulse signal
3. If there is signal returning, through outputting high level and the time of high level continuing is the time of that from the ultrasonic transmitting to receiving
Share
