ReviewsSound Intensity Sensor

Non-Contact Voltage Tester with Adjustable Sensitivity, LCD Display, LED Flashlight, Buzzer Alarm, Dual Range 12V-1000V/48V-1000V & Live/Null Wire Judgment - Tacklife VT02

  • ▲Adjustable Sensitivity & Dual Range Testing – Adjustable sensitivity makes its measurement more sensitive and flexible.
  • The Voltage Tester Pen has the dual testing range, you can adjust the sensitivity according to your needs(12-1000V AC or 48-1000V AC).
  • Automatic Recognition of Voltage Intensity.
  • In using, the NVC sensor of probe can automatically identify the voltage and display it on the LCD screen, simple and clear.
  • ▲High Definition LCD Screen & Low Battery Indicator – When testing the voltage, the brightness bar on the screen will tell you the voltage intensity.
  • The screen will light up in red or green to distinguish the Live/Null Wire.
  • When the battery voltage drops to less than 2.5 V, the flashlight of LED display reminds you to replace the battery.
  • ▲Buzzer Alarm & LED Flashlight – A white LED flashlight with high brightness and low power consumption helps in illuminating the workspace in dark.
  • The lighting lamp and the probe are combined together, convenient for measuring.
  • Triple alarms of sound, light and screen display for testing.
  • ▲Auto Power Off & Portable Pencil Hook – After about 3 minutes without any operation or signal detection, the voltage d....
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Water Sensor Alarm Leak Detector - 3 Packs Water Leak Sensor with 95dB Audio Alarm Water Leak Detector with Leak and Drip Alert Water Alarm Sensor for Kitchen Bathroom Basement Laundry Room Garage

  • HIGH SENSITIVE SENSOR CONTACTS - Are you still worrying the water leak damage in your home? Protect your home from potential water damage by installing a leak alarm is best way. Our electronic water leak detector with high sensitive sensor contacts responses quickly and accurately, it is fully automatic and does not require you to install any wiring, two metal sensor contacts of the water sensor to give you a loud alarming when water leak is detected, giving you a reliable result.
  • Loud Alarming - 95dB alarm sound can be heard throughout the WHOLE HOUSE once the water leak or water flow through the sensor contacts. When touching water leak or flooding, a loud alarm will sound from the water sensor alarms. At this time,please take action to deal with it as soon as possible and remove the alarm unit from the leaking environment.This water leak sensor would help you away from water leak damage,choose it go home.
  • Easy to Install, Smart, Affordable, and Compact - Povlen Water Leak Detector is a small device with 3 packs that you place near your hot water heater, toilet, sink, or anywhere else you might get a leak. In the event something does start leaking, the sensor will sound an alarm wherever it’s needed. This water alarms for basements powere....
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ICC/Intervox MEU-65PD-02-704, Microphone; 100 to 12000 Hz; 2 V; 0.5 mA (Max.); 6 mm x 5.2 mm; -70 dB

  • The sound sensor is suitable for assembly, and installed on various small equipment like microphone and robot.
  • Microphone sound sensor module possess small size, more stable performance and simpler installation.
  • Sound sensor module have small volume and low output noise, the fixed gain is 20dB, support 3.3v and 5v.
  • Low power consumption of sensor is easy to control, more stable and more efficient.
  • This module uses professional microphone amplifier IC, which possess high sensitivity.
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WAITLOVER Solar Motion Sensor Alarm Light Outdoor Solar Alarm Dog Barking Gun Sound Repeller Repeller Farm Boar Wild Orchard Alarm

  • 5-8m distance, 125° detection angle, 129db/floating lound..
  • ✨ Multifunction: Shooting bark of dogs can effectively illegal entry and scare away wild boars.5-8m distance, 125° detection angle, 129db/floating lound..
  • The package includes: 1x Solar Motion Sensor Alarm Light.
  • All-outdoor all-day work, IP65, energy saving/environmental protection.
  • ✨ Three Motion Sensor modes : 24-hour sensor sound and light alarm mode.
  • Second: Night motion sensor sound and light alarm mode.
  • Third: 5 minutes sound loop and night light alarm mode.
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BTMETER BT-881D Digital Illuminance Light Meter, Measure Lights 0.01~400,000 Lux (0.01~40,000 FC) Foot Candles Luxmeter with 270º Rotated Sensor for Plants LED Lights Indoor Outdoor Light Tester

  • ☀【HIGH ACCURACY】+/- 4% of readings for 10000 Lux, 1000 FC.
  • +/- 5% of readings +/- 10 digits for 400000 Lux, 40000FC.
  • ☀【0.4 SECOND RESPONSE】2~3 times sampling per second, Instantly to measure out how much luminosity intensity you’re getting, No more guessing.
  • ☀【WIDE MEASURE RANGE】 This light meter can measure luminance at 0.01~400,000 Lumens, (0.01~40,000 Foot Candles), Which is much wider than the others. Resolution 0.01.
  • ☀【EASY TO USE】The light sensor can be rotated 270º, so you don’t need to turn around the light meter to measure luminosity intensity from different angles. Just rotate the sensor, and you can still read the illuminance at front.
  • ☀【MEMORIZE THE LIGHT READINGS】This Lux Meter can help you record 33 sets of readings,Temp Testing, The RELATIVE measuring mode will show you the difference between current / recorded data. Ideal lux meter to measure light intensity for LED grow lights,garden, plants, school, office, state, LED lights, indoor and outdoor.
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Portuguese Water Dog

  • ACCELEROMETER BARK SENSOR: No Bark Collar uses innovative technology to predict when your dog is planning to bark, with a precise Accelerometer Bark SensorACCELEROMETER BARK SENSOR: No Bark Collar uses innovative technology to predict when your dog is planning to bark, with a precise Accelerometer Bark Sensor.
  • PERSISTENT BARK INDICATOR: Unique feature alerting dog owners of excessive barking when the unit is off, which helps determine if a higher stimulation level is needed in training.
  • PERSONALIZED TRAINING: Features 10 different stimulation levels so you can personalize the intensity, making this safe and effective for dogs of all breeds and temperaments.
  • COLLAR DESIGN: Waterproof, sleek, sturdy, lightweight and equipped with plastic shielded contact points.
  • BONUS: Soft Silicone Pet Grooming Glove Included!.
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Ring Alarm Glass Break Sensor – 2-pack

  • Monitor glass windows and doors for break-in attempts with Ring Alarm Glass Break Sensor..
  • Get mobile alerts when the Glass Break Sensor detects the sound of glass shattering in your home, or set the sensor to automatically sound your Ring....
  • Ring Alarm Glass Break Sensor uses AI technology to accurately detect the sounds of different types of breaking glass and help reduce false alarms..
  • Optional 24/7 professional monitoring (requires an eligible Ring Protect subscription, sold separately)..
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Sun Joe SJ-MMPH1 3-in-1 Soil w/Moisture, pH, and Light Meter, for Indoor/Outdoor Garden, Green

  • LIGHT SENSOR: Measures light intensity levels, 0-2000 LUX.
  • MOISTURE SENSOR: 7.9” copper probe for 10 moisture levels.
  • PH SENSOR: 7.9” aluminum probe, 3.5-8pH scale.
  • EASY TO USE: No batteries required, lightweight at just 2-ounces.
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Non Ear Plug Bluetooth Headphones New True Wireless Earbuds Handsfree Ear Hook Wireless Headphone with Microphone for iPhone and Android Smart Phones

  • NON EAR PLUG TWS HEADPHONE - Not Bone Conduction Headphone. Abandon the traditional headphone design,Dual Ear Sensor Non Ear-Plug hanging ear....
  • SURROUND YOUR EARS - Loudspeaker keep close to the ear but it is not into the ear, no ear plugs to clogged eardrum, will not feel painless in the ear....
  • LIGHT WEIGHT WIRELESS HEADPHONE - It is light and comfortable when wearing.You maybe can barely even feel it on. The sound is good. Can hear music as....
  • Switch between Chinese and English - 1) Enter Pairing mode: Long (Keep) press MFB button(about 5seconds) then you will hear the voice ”power on”....
  • 45 DAYS WARRANTY- Your satisfaction keep us never stop! Water & sweat resistant design that can keep up with high-intensity activities and pull....
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Shaogax Driveway Alarm-328ft Long Range Wireless Driveway Alarm Weatherproof Outdoor Motion Sensor&Detector Security Alert-Protect Outdoor/Indoor Property-1 Receiver and 4 Sensors-38 Chimes

  • ...any movement within a range of 9-12 meters(Affected by the environment).The siren sound is 120db which can protect the places you need security alarm from intrusion..
  • 【Working Long】The motion sensor noise maker built-in large-capacity batteries and high-efficiency solar panels, one solar charge is 6-8 hours (the intensity of care in different seasons will affect the charging efficiency), and keep working for about 30 days..
  • 【Waterproof Material】IP65-rated water resistant with sturdy ABS casing，Ensure that your solar warning light can perform well outdoors all year round and in almost all climates..
  • 【Wide Application】The Solar Strobe Alarm Light is suitable for the safety of residential house,farm,villas, hotels, markets,boarding house and other places where requiring security alarm,can effectively drive away animals and identify pets, without false alarms..
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Diaotec Mole Repellents Solar Powered Groundhog Repellent Vole Repellent Outdoor Sonic Spike Pest Control to Keep Rodents Away from Your Lawn and Garden

  • Garden Essentials: The main part consists of three sides, each with an IR sensor, 2 strong white flashing LED lights (6 total) and a 3840Hz ultrasonic horn to sense animals from all directions. When the animal approaches, the three sides will enter the working state (LED light flashes, ultrasonic horn emits a screeching sound)..
  • Operating Version: Two operating versions are available: a sound version and a silent version. In the sound version, when the PIR sensor senses an approaching animal, LED lights flash on all three sides, sending out ultrasonic waves and a screeching sound to scare the animal away. If the sound bothers you, you can turn off the sound by pressing the SOUND button..
  • Upgraded design: IR sensor angle includes 110 degrees (left to right, not top to bottom). Also, the detection range includes 6-8m, depending on the size of the animal (the bigger the range, the greater the range). The PIR sensor detects invasive animals and activates the device automatically by flashing LED lights and emitting ultrasonic waves..
  • Rechargeable and waterproof: Diaotec insect repellent has two power supply modes, equipped with solar panels as power source, and also supports USB charging. It is also designed to work in any weather conditions as it is rain, w....
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