Ultrasonic Pest Repeller – Electronic Repellent for Pest Control – Rodent Repellent Indoor, Ultrasonic Indoor Pest Repellent, Plug-in, for Mosquitos, Roaches, Spiders, Fleas, Mice & Bugs – Pack of 6
Ultrasonic Pest Repeller – Alpha Pair’s Ultrasonic Pest Repeller emits powerful ultrasonic waves for efficient indoor pest control keeping mosquitos, roaches, spiders, fleas, mice, and bugs away from your home. It works by releasing high-frequency waves that interfere with the pest's nervous system, ultimately forcing them to leave the place..
Safe for Humans and Pets – Our ultrasonic plug-in pest repellent emits a consistent frequency of 22- 55 kHz that is inaudible to humans and pets, making its use significantly safe around kids and pregnant women. With no smell or noise, and less power consumption, this ultrasonic mosquito repeller offers maximum benefits..
One Unit Per Room – The waves emitted by the repeller cannot penetrate the walls, so use a separate insect-repellent plug-in in each room and two or more for larger spaces like a warehouse for more efficient results. Install this electronic pest repeller between 8 to 31 inches above the ground level to repel crawling and flying insects..
Wide and Effective Application – The effective coverage of each ultrasonic pest control is up to 1200 square feet. It wor....
ORAPXI Salt Water Pool Tester Professional Salinity Meter for Sodium Chloride Swimming Pool and Spa Salt Tester Range 0-9000ppm
Check the Salt Concentration of Pool- Helpful in determining salt level in pool with salt chlorinator generator.
Most saltwater pool require salt level of 2400ppm~4500ppm（as sodium chloride）in pools. This tester with a range from 0~9000ppm, which meets measurement requirement for pool..
More Accurate Measurement Result- The salt detection tool with an LCD backlight display, can display the measurement results clearly and intuitively. Compared with salt test strip, it is more convenient to use and can be reused..
Application- Works only for salt water pools/swimming pools/spas. Will NOT work for marine/salt water fish tank/food salt level testing..
Backlight Display with Alerts- When the salt level is less than 2700ppm or higher than 3400ppm, the green backlight display will change to red to alert you. Because if the salt level is too low, salt generator will not produce the correct amount of chlorine.
if the salt level is too high, may cause damage to saltwater pools..
Easy to Use- Just dip electrode into the saltwater pool or take a cup of sample for measurement, and then obse....
Anti Barking Device,Dog Barking Control Devices Up to 50 Ft Range,Outdoor Waterproof Bark Box 4 Levels Barking Control Devices Dog Barking Deterrent,Dog Training & Behavior Aids Safe for Human & Dog
Safe and efficient dog training & behavior aids: When the stop barking dog devices is within range of a barking dog, an internal microphone picks up the sound and emits an ultrasonic sound, effectively training your dog to stop excessive and noisy barking. When dog stops barking, the ultrasonic barking control device automatically stops emitting ultrasonic waves..
4 Levels of Operation: Holywarm anti bark has two Color LED to Show good or low battery, four adjustable ultrasonic volume levels. Test – Used to verify the microphone and speaker are functional.
Mode 1 is low sensitivity and short-range, perfect for using a small home. Mode 2 is medium levels for using in big houses and outdoor.
Mode 3 is the highest level for using outdoor to stop neighbor’s dog barking. Note: Not suitable for deaf or hearing impaired dogs..
Warm Tips for Usage – This anti bark for dogs will not be effective on very large dog (over 110 lb)， very small dogs (under 8 lb)or dogs under 6 months or over 8 years and it will not work on dogs that are hearing impaired. Each dog reacts a little different at first. If you find that the dog does not meet the above conditions, please do not return the Anti barking Device training tool immediately, as the dog will need time to g....
Ultrasonic Sounds : Repel and intimidate nasty animals or pests by emitting powerful ultrasonic wave, away from our farms, gardens, orchards, lawns....
No animal death and no chemical stimulation, just scare away animals, this is the most humane approach. You can use solar animal repeller to cats,....
Solar Powered & Waterproof : Charged by solar energy in the sun, IPX4 level waterproof, allowing you to drive away the stolen animals anytime anywhere....
Easy To Install & Use : Just insert Solar animal repeller ultrasonic into ground soil or put up where there is plenty of sun light and switch it on.....
Larger Coverage Protection : Dual speaker design with extended degree for emitting sonic wave, acoustic coverage of up to 5000sq.ft. As long as....
allsun Ultrasonic Air Leak Detector Automotive Listening Device Stethoscope Mechanic Car Noise Finder Diagnostic Listening Device 100Hz~10kHz,Black
... area, through earphones that can hear leaks rapids or instructions..
【ADJUDT VOLUME CONTROL】Electronic Stethoscope Automotive,Ultrasonic Leak Detector & transmitter,earphone pick-up sound loudness can be controlled by adjusting its volume control.
Consists IC circuit and transistor, small size and light weight. Measurement & Analysis Instruments, Frequency: 100Hz~10KHz, Working Temperature: -10°C ~ 55°C, Ambient Noise Permitted:100Db..
【LED INDICATE】Ultrasonic Air Leak Detector has LED light indicate the strength of signal of the active channel, user-friendly and unsurpassed, Battery powered and easy to use. With convenient carry bag. Earphone Leak Detector comes with high sensitive long short probe and an adjustable headset..
【IT CAN’T DETECT WATER LEAKAGE IN YOUR HOME PIPE】Water Leak Detector,due to the household pipe is generally a low voltage system, the ultrasonic is unable to detect water leakage..
Solar Powered & Waterproof : Charged by solar energy in the sun, IPX4 level waterproof, allowing you to drive away the stolen animals anytime anywhere....
Ultrasonic Sounds : Repel and intimidate nasty animals or pests by emitting powerful ultrasonic wave, away from our farms, gardens, orchards, lawns....
Larger Coverage Protection : Dual speaker design with extended degree for emitting sonic wave, acoustic coverage of up to 5000sq.ft. As long as....
Easy To Install & Use : Just insert Solar animal repeller ultrasonic into ground soil or put up where there is plenty of sun light and switch it on.....
No animal death and no chemical stimulation, just scare away animals, this is the most humane approach. You can use solar animal repeller to cats,....
CGOLDENWALL Handheld Ultrasonic Flowmeter Clamp on Flow Meter Portable Liquid Flow Meter with S1+M2 Transducers for Copper/PVC Pipe DN15-700mm 1/2-28\ ((Old or New Panel))
S1+M2 TRANSDUCERS: Easy to setup the transducers on the pipe and enter the required information in the control unit.No need to destroy the pipeline and stop production during the measurement process.S1(DN15-100mm, 1/2-4"), M2(DN50-700mm, 2-28").
DIGITAL DISPLAY: The Ultrasonic Flowmeter can display cumulative flow, instantaneous flow, velocity, and working status at the same time. Accuracy: 1%, linearity: 0.50%, repeatability: 0.20% accuracy: ±1%, calibration certs included. Note: In order to provide a better user experience, we upgraded the product label. The product you received may be the old version or the new version.
DATA STORAGE AND OUTPUT: This Ultrasonic Flow Meter has a built-in data logger, which can store up to 2000 lines of measurement data. And you can download the logged data onto PC through the RS232 interface..
LONG STAND TIME: This Flow Meter is equipped with a built-in high-capacity rechargeable battery, which can support the flowmeter to work continuously for up to 12 hours..
WIDE APPLICATION: Come with S1+M2 transducers, and the measuring range is DN15-700mm, 1/2-28". It can work on Copper pipe, PVC pipe to detect the flow of liquids such as sea water, alcohol, river water, industrial sewage, lubricating oil, diesel, fuel oil, etc.N....
Pure Guardian H3200WAR Ultrasonic Cool Mist Humidifier
COOL MIST HUMIDIFIER: The PureGuardian H3200WAR ultrasonic cool mist humidifier guards against dry air in the home, perfect for those with colds, allergies and dry skin. The easy fill 1.5 gallon tank covers 440 sq. ft. rooms and runs up to 100 hours.
SILVER CLEAN PROTECTED TANK: Silver Clean Protection fights the growth of slimy mold and mildew on the surface of the water tank-a common problem with traditional humidifiers.
ULTRASONIC TECHNOLOGY: The H3200WAR disperses a soothing, cool mist into the air and is ultra-quiet, making it ideal to have on while you sleep. A smart mist sensor monitors the level of humidity in the room and adjusts to your selected level.
AROMATHERAPY TRAY: Aromatherapy essential oil tray helps create a relaxing environment. Oils are not included. Create a better home environment and optimize your comfort with an ultra-quiet, soothing cool mist. 1 essential oil pad included.
ADDITIONAL FEATURES: Easy to use variable 3-speed mist control, on/off night light, timer, multi-directional mist, low water indicator light that illuminates when it's time to refill the tank, automatic shut-off when tank is empty.
Decibel Meter, Tadeto Digital Sound Level Meter Portable SPL Meter 30dB to 130dB Backlight LCD Display, MAX/MIN Noise Measurement, Data Hold, A/C Mode for Classroom, Office, Factory
【Accurate Measurement】 The measuring range of the sound level meter is 30dB to 130dB and shifting function(5 adjustable measurement ranges) . Highly accurate with ± 1.5 dB. Real-time monitoring can give you accurate data on the sound level in the area..
【A/C Weighted Measurement】 The A weighted simulates the frequency characteristics of low-intensity human ear noise, which is suitable for the detection of ambient noise. The C weighted simulates the frequency properties of high-intensity noises of the human ear, which are suitable for the sound pressure analysis of machine motors and machines. More professional measurement methods provide users with a more perfect user experience..
【Fast and Slow Measurement】 The sound level meter has the function of converting the fast and slow response rate. The fast response rate uses a time constant of 0.125s/time for general environmental measurement. The slow response rate uses a 1s/time constant, which is used for environmental measurements with relatively large changes in noise levels..
【Backlight Display 】 Large backlight LCD digital display, the reading effect is clearer in dark places. When the battery is low, the LCD display will display a low voltage icon, indicating that the power is low at....
