We consider a obstacle detection sensor to be a worthy investment in the long run. We are here to help you pick the right one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: 1 By One Obstacle Detection Sensor READ REVIEW

Best With Light: Buy: Hiletgo Obstacle Detection Sensor READ REVIEW

Best For Small Size: Buy: Stemedu Obstacle Detection Sensor READ REVIEW

Best For Counting: Buy: Ywblwh Obstacle Detection Sensor READ REVIEW

Best For Easy Installation: Buy: Kadimendium Obstacle Detection Sensor READ REVIEW

Best With Digital Output: Buy: Walfront Obstacle Detection Sensor READ REVIEW

Best For Raspberry Pi: Buy: Taidacent Obstacle Detection Sensor READ REVIEW

Best Overall: 1 By One Obstacle Detection Sensor

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The latest 1 By One Obstacle Detection Sensor is an absolute beast in terms of its features, and rightfully takes the top spot with ease. The 1 by one obstacle detection sensor is additional and it is wireless. Communication range up to 1000ft/300m from each sensor to the receiver. Also, the sensor is easy to use and has a smart design.

The sensor is perfect for long distance wireless and it is really loud. Most importantly, the 1 by one obstacle detection sensor is clear, It allows for volume adjustment and has a more secure design.

Almost all customers agree that the sensor comes with two screws and two anchors, one for each motion detector. Also, they also found that the sensor has no sensitivity setting. And, they also found that the receiver rings but the pir sensor has not been triggered, or if the pir sensor interferes with another receiver, it may be necessary to wipe the current pairings and pair again.

• This does has like 15 or 20 different rings.
• This goes off every time a bird, bug, anything passes it’ssss site.
• This is fully-expandable, with plug-and-play sensors that can be set up within minutes.
• This includes a device that you plug into an electrical outlet inside your house.

Best With Light: Hiletgo Obstacle Detection Sensor

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The Hiletgo Obstacle Detection Sensor is capable of outshining several other sensors featured in this list in overall features for the price point. The hiletgo obstacle detection sensor is small and it is great for high quality. Make sure this fits by entering your model number. The module detects an obstacle in front of the signal. The green indicator lights on the board level, while the out port sustains low signal output, the module detects the distance 2.

The sensor is turned on, the red power indicator lights. Above all, the hiletgo obstacle detection sensor can be widely used in robot obstacle avoidance, obstacle avoidance line count, and black and white line tracking and so on.

Almost all customers opine that the sensor works with a raspberry pi. Also, they strongly agree that the sensor is advertised to go up to 30 cm. In short, for almost all buyers, the sensor was what they were looking for.

• This is a great, inexpensive sensor to use with an arduino.
• This works well for good quality and it is effective.
• This is suitable for board size and it works with digital output.
• The effective distance range of 2 ~ 30cm, the working voltage of 3.3v- 5v.

Best For Small Size: Stemedu Obstacle Detection Sensor

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The Stemedu Obstacle Detection Sensor's high-end materials make sure that it ages well with use. The stemedu obstacle detection sensor works well with average power consumption and it is suitable for shopping malls. Make sure this fits by entering your model number. The existing lighting system on the top of the parking lot aisle can be used for installation and wiring, and the construction is convenient and the total cost is low.

Finally, the stemedu obstacle detectionsensor is simple, lightweight and it is perfect for smart devices.

Most customers found that the sensor works with Raspberry pi 3 b.

• This can handle frame rate, fits anywhere and it is accurate.
• This is reliable, has stable performance, it has stop bit and has a smart design.
• This is a single-point micro ranging module.
• This is used for high precision and it can be used with traffic monitoring.

Best For Counting: Ywblwh Obstacle Detection Sensor

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The Ywblwh Obstacle Detection Sensor's material feels more premium than its price would suggest. The ywblwh obstacledetection sensor comes with a 3.3v-5v dc working voltage, The output port of the infrared tracking sensor module can be directly connected to the scm io port, also can drive a 5v relay module or buzzer module directly. Please note that target reflectivity and shape is the key point of detection distance. This module provides a versatile infrared detection system solutions for automation machinery devices such as smart cars, robots.

The sensor is adaptable to ambient light. Further, it has a pair of infrared transmitting and receiving tube. Finally, the ywblwh obstacle detection sensor is working current and it has a mounting hole diameter.

• Sunlight will cause interference to the modules.
• One of the newcomers and featured product.

Best For Easy Installation: Kadimendium Obstacle Detection Sensor

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The Kadimendium Obstacle Detection Sensor gives the top-tier sensor a run for their money by offering flagship specs at a much more affordable price. The kadimendium obstacle detection sensor is perfect for high performance and it is used for easy operation. Make sure this fits by entering your model number. The infrared emitting diode of the tcrt5000 sensor continuously emits infrared rays.

The sensor. Most importantly, the kadimendium obstacle detection sensor.

• Good brand reputation.
• Good investment for the long term.

Best With Digital Output: Walfront Obstacle Detection Sensor

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate sensor. The Walfront Obstacle Detection Sensor is exactly that - it's a simple sensor that hits all the right notes. The walfront obstacledetection sensor is designed with 3mm screw holes for convenient fixation and easy installation. Small objects have a short detection range, large objects have a long detection range. Moreover, this has the minimum detection range, white has the maximum.

Above all, the walfront obstacle detectionsensor has stable performance and it is effective.

• This has a pair of infrared transmitting and receiving tubes.
• This is adaptable to ambient light.
• This can use a 3 to 5v dc power supply.
• This is small and it works with digital output.

Best For Raspberry Pi: Taidacent Obstacle Detection Sensor

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The Taidacent Obstacle Detection Sensor's superior materials make sure that it ages well with use. The taidacent obstacle detection sensor is serial and it is automatic. Please refer to the instruction set for the parameters represented by the specific options of the baud rate/output cycle. Moreover, it is recommended to use a white target object with 88% reflectivity in dark conditions and calibrate at an actual distance of 10cm.

The sensor is, the object is placed at the actual distance of 10cm, input 10cm into the offset calibration function line, press enter to start the calibration, and wait for the parameter display to return to normal to complete the calibration. Most importantly, the taidacent obstacle detection sensor is tof050f 850nm, tof200f 940nm, tof400f 940nm.

• This is generally used for observation.
• This is a commonly used setting function.
• This is a safe linear measurement laser distance sensor module.
• This is suitable for special purposes.