Reviews Ultrasonic Level

Golahead Anti Barking Device Ultrasonic Anti Barking Sonic Bark Deterrents Bark Control Device Dog Bark Contrl Outdoor Birdhouse

  • Durable pet gentle bark control, pet training and weatherproof birdhouse barking deterrent: This ultrasonic outdoor bark control deter your own dog or....
  • Adjustable ultrasonic level control long range sonic dog bark deterrents: This dog ultrasonic deterrent is safe for small Medium Large dogs. Emits....
  • Effective range up to 50 feet sonic anti bark: outdoor bark control is automatically activated when it detects barks up to 50 feet away. It then emits....
  • Device 100% safe ultrasonic bark control outdoor, humane sonic bark deterrents and professional way to train your dog to stop barking with this....
  • Hanging rope included barker breaker: This dog barking control birdhouse is esigned to hang/mount on a tree, wall or fence post to keep your own dog....
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LuckyDarling Outdoor Barking Control Device Ultrasonic Stop Barking Sonic Bark Deterrents Dog Silencer Bark Box for Small Medium Large Dogs in Birdhouse Shape Black 17x13.5x13.5cm CSB10

  • 【ULTRASONIC BARK DETERRENT】LuckyDarling Bark controller emits an ultrasound sound to stop excessive, noisy dog barking. Ultrasonic bark control....
  • 【ADJUSTABLE ULTRASONIC LEVEL】Ultrasonic anti bark device has 3 range levels and a test mode. Including: Low Sensitivity (15 feet), Medium....
  • 【SUITABLE FOR OUTSIDE】Designed for outdoor use, weather conditions will not affect the performance of dog barking deterrent devices..
  • 【HUMANE】The ultrasonic frequency of anti barking device outdoor is aimed at pets and inaudible to human ears. No electric shock, no need to take....
  • 【EASY TO INSTALL & USE】The dog barking control devices come with a well-designed mini shape. Hanging or mounting on a tree, wall or fence post to....
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Ultrasonic Cleaner Jewelry Machine 280ML 50KHZ Ultra Sonic Bath, 360 ° All-Round Cleaning,Stainless Steel Liner,Cleaning Glasses,Watches,Jewelry,Razors,Beauty Products,Braces,Pacifiers

  • ◆400ML ultrasonic cleaning machine can produce 40KHz ultrasonic power, output power is 30W, can provide strong and gentle cleaning effect without damaging valuables. All surfaces can be cleaned in liquid.
  • ◆The ultrasonic cleaning machine vibrates 40,000 times per second, and the water molecules generate a large number of micron-level bubbles under the action of ultrasonic waves, and the bubbles continue to burst under sound pressure, which produces an impact on the surface of the article to achieve the cleaning effect.
  • ◆Ultrasonic cleaner is cleaned with tap water at room temperature, no hot water is needed. If there is oil stains, it is best to add a few drops of detergent (the cleaning effect is higher than 20%).
  • ◆Made of corrosion-resistant 304 stainless steel water tank and ABS shell, sturdy and durable. The large capacity of the jewelry washing machine is suitable for various items, and can be completely immersed in water without overflow.
  • ◆Ultrasonic cleaning machine 360° three-dimensional cleaning is suitable for cleaning jewelry, rings, bracelets, glasses, waterproof watches, 40DB low volume (automatic shutdown in 5 minutes).
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Ultrasonic Dog Barking Deterrent, Barking Control, Anti-Barking Device, Three-Frequency Non-Barking Control Device to Prevent Dog Barking, Outdoor Electronic pet Training Products

  • .Improve the efficiency of dog training-Ultrasonic Bark Preventer combines dog training and barking control functions. Ultrasonic anti-bark device can effectively train your dog to stop bad behavior, stop barking device, anti-bark device, bark control device, and stop dog barking device Ultrasonic Bark Control Device Bark Stop Ultrasonic Outdoor.
  • Stop dog bark Bark control Provide 100% safety for you and your dog-the average human hearing frequency range is 20HZ~20KHZ, and the dog can hear the range from 15HZ to 120KHZ. Our ultrasonic bark controller emits ultrasonic waves at a frequency of 25KHZ, so the sound will not affect anyone..
  • Contain sensitive microphone isolates and picks up barking up to 50 feet away to stop barking both outdoors and indoors (recommended starting mode for indoors is level 1, increase if needed). NOTE: Does not work on deaf or hearing impaired dogs..
  • [Latest upgrade]: A device to stop barking dogs. Like an alarm clock, the dog barking control device is compact, easy to place and hide. Can test two LED battery status indicators, three adjustable ultrasonic volume levels-low range, medium range and high range.
  • [Protection, effective]: Designed to be easy to hang or install on a tree, wall or fence to prevent one’s own dog or ne....
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5pcs Ultrasonic Module HC-SR04 MELIFE Distance Sensor with 3pcs Mounting Bracket 2 Wire Set for Mega R3 MEGA Mega2560 Duemilanove Nano Robot XBee ZigBee

  • Parameter -- New Version Power Supply: 3.3V -- 5V DC.
  • Operating Principle: Ultrasonic HC-SR04 distance measuring transducer sensor, it consists of ultrasonic transmitter, receiver, and control circuit..
  • HC-SR04 ultrasonic sensor module: Using IO trigger for at least 10us high level signal, when triggered it sends out a series of 40KHz ultrasonic pulses and receives echo from an object, the duration of the signal is the time from sending ultrasonic to returning..
  • Test Distance Formula: The distance between the unit and the object is calculated by measuring the traveling time of sound and output it as the width of a TTL pulse, HC-SR04 test distance following formula -- L = 1/2 x T x C (L is the distance, T is the time between the emission and reception, and C is the sonic speed)..
  • Package Include: 5 x New Version HC-SR04 Ultrasonic Sensors, 3 x Mounting Bracket with Screws, 10 x Female-Male Dupont Cables, 10 x Female-Female Dupont Cables..
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HiLetgo 5pcs HC-SR04 Ultrasonic Module Distance Sensor

  • The HC-SR04 ultrasonic sensor can send eight 40 kHz and detect whether there is any pulse signal back.If it back, a high level signal will be outputed by IO, and the duration of the signal is the time from sending ultrasonic to returning.
  • HC-SR04 Test Distance : high level time velocity of sound (340M/S) /2.
  • Equipped with anti-reverse pin socket – making the wiring much tighter and convenient.
  • Uses the MCU STC15W104 which has a built-in clock, no need of external crystal oscillator..
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AIQNI Ultrasonic Dog Bark Control Outdoor Dog Anti Bark Preventive Stop Barking Device Cute Bird House Box Design Waterproof for Home Garden Hanging Battery Operated

  • Safe and effective: rather than dog shocking collar, ultrasonic outdoor bark control much like a dog whistle, the ultrasonic sound is 100% harmless....
  • 3 Range Level: Detects barks up to 50 feet with the use of an internal microphone and 4 levels of operation including a test mode.9V Battery operation....
  • Easy to install: Durable and waterproof for outdoor use, easy hanging or mounting on a tree, wall or fence.
  • Easy to Use:When the dog senses the ultrasonic wave, it will stop barking. When the dog stops barking, the ultrasonic wave of the snoring device will....
  • Funny Design: Attractive and discreet birdhouse design..
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HoMedics Cool Mist Ultrasonic Humidifier| 1.4 Gallon Tank, 65 Hour Runtime, Nightlight, Auto Shut-Off | Clean Tank Technology, BONUS DEMINERALIZATION CARTRIDGE

  • LARGE CAPACITY TANK: The Ultrasonic Humidifier by HoMedics features a large easy-to-remove 1.4-gallon tank. This vaporizer gets up to 65 hours of runtime without needing a refill. It was designed with auto shutoff protection that will power down your unit when the water level gets too low. The mist output is cool, giving your air a refreshing feel. The unit provides micro-fine mist, which is easily absorbed into the air.
  • MULTI-USE HUMIDIFIER: This cool-misting humidifier offers many different features and benefits. It was designed with ultrasonic technology, a built-in nightlight, auto shut-off protection, and features a super long runtime. Its ultrasonic high-frequency technology converts water into 1-5 million particles that are dispersed into the air. Its automatic shut-off protection ensures your humidifier won’t continue running when its water level gets low.
  • EASY TO USE AND CLEAN: Before filling the unit with water, turn the power off and unplug the unit from outlet. Turn the tank upside down and remove the cap. Fill the tank with clean, cool water. We recommend using distilled water if you have hard tap water. Replace the cap and install the tank back onto the base. Turn your power knob to your preferred misting setting. To remove any scale or....
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Excelity 3pcs Ultrasonic Module HC-SR04 Distance Sensor with 3pcs Mounting Bracket

  • [PACKAGE INCLUDED] 3pcs HC-SR04 distance measurement module & 3pcs mounting bracket for installation.
  • [FEATURE] These module is for distance measuring transducer that working with ultrasonic, they consist of ultrasonic transmitter, receiver, and....
  • [FUNCTIONAL PARAMETER] Effectual Angle: .
  • Resolution : 0.3 cm. Power Supply : 5V DC.
  • [UNIVERSAL COMPATIBILITY] Built in standard interface that can be controlled directly by microcontroller，such as 8051, AVR.
  • [WORKING PRINCIPLE] Using IO trigger for at least 10us high level signal, when triggered it sends out a series of 40KHz ultrasonic pulses and receives....
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