Top Working Principle Reviews

Solary Magnetic Induction Heater Kit, 1000W 110V Flameless Induction Heater with 4 Coil for Rusty Screw Removing

【Working Principle】Through the principle of electromagnetic induction, the easy to magnetize metal bolts/nuts within the working range of the coil are heated, so that the bolts are heated and expanded, so as to quickly take out the bolts. No open flame cause by the heating, to ensure your working environment in safe..
【Reasonable Design】The built-in cooling fan can effectively prevent the heating device from overheating, can protect heat sensitive components and prolong the service life of equipment.
The built-in LED lights at the end allowing you to work smoothly in the dark.
Granular non-slip handle is ergonomically designed for a more comfortable grip..
【With 4 Coils】 With 4 different sizes of coils, a variety of coil models and sizes can be adapted to work requirements in many ways. Make your workflow smoother..
【Wide Application】 The magnetic induction heater kit mainly used for heating threaded nuts and rusty screws to loosen them. It can also be used for automobiles, machinery, and various small Heat treatment of metal parts such as gears, pulleys, pulley, bearings, etc..

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Ground Loop Noise Isolator for Car Audio/Home Stereo System with 3.5mm Audio Cable

ELIMINATING BUZZING NOISE : Eliminating the buzzing noise, caused by ground loops which happens when the audio source and the speaker use the same power source in some car speakers / home stereo systems when using the Bluetooth receiver..
COMPATIBLE MODELS : Works with any portable device that has 3.5mm audio jacks, for your Car Audio System/Home Stereo, when grounding issues persist. Also used with a Bluetooth Receiver/Bluetooth Hands-free Car Kit in your Car Audio System/Home Stereo..
NOTE: The Ground Loop Isolator connect to the AUX Jack in car to eliminate noise.You will enjoy good quality sound when use it with Ground Loop Noise isolator..
WORKING PRINCIPLE : The working principle of this noise isolator is to achieve a clear speech/music by eliminating the current noise in some car speakers / home stereo systems..
COMPACT AND PORTABLE : Being so mini and light-weight (2.01*0.59*0.59 IN, 0.99 OZ), this little gadget does not take much space and can be easily taken away..

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DC 3-24V 10mA Active Piezo, Transducers Piezo Transducers Buzzer Electronic Buzzer Continuous Sound with Lead Wire, 23x12mm, 85 to 95 Decibels

Buzzer Sounder Alarm-Convenient Control-Buzzer is an electronic sounder with integration structure. It be controlled conveniently..
Buzzer Alert Buzzer-Constitution-Piezoelectric buzzer is mainly made up by multivibrator, piezoelectric buzzer chip, impedance matching unit, resonator and shell..
Sound Buzzer 24vdc-Working Principle-Multivibrator is composed of transistors or integrated circuits. When switched on, multivibrator vibrates and outputs audio signal..
buzzer" Piezo Transducers Electronic Buzzer Alarm Electromagnetic Active Buzzer Continous Beep Continuously Alarm Tone Mini Active Piezo Buzzers Piezo Transducers-Working Principle-Impedance matcher drives piezoelectric buzzer sound. Connected to rated power and the buzzer will sound continuously..
Electronic Buzzer Alarm-Widely Application-This Buzzer is used DC power, it is widely used on computers, printers, photocopiers, alarm, electronic toys, automotive electronic equipment, telephone, timer and other electronic products..

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GBSTORE Blue 13\ Sucking Vacuum Desoldering Pump Solder Sucker Remover Hand Tool

Circuit maintenance, integrated circuit disassembly, desoldering necessary tool..
Quality material,high heat-resisting suction nozzle..
Working principle:Working like Needle Tubing..

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ACEIRMC 10pcs TCRT5000 Infrared Reflective Sensor IR Photoelectric Switch Barrier Line Obstacle Avoidance Module Tracing Sensor Tracing Module for Arduino Smart Car Robot

Accurate and Reliable: detection, stable, good consistency.
Quick response: response time is less than 10 seconds when the scene changes..
Easy integration: UART output (or IO output can be customized), fan built-in.
The SDS011 using principle of scattering,can get the particle concentration between 0.3 to 10um in the air.It with digital output and built-in fan is stable and reliable..
Working principle:Using scattering principle:Light scattering can be induced when particles go through the detecting area.
The scattered light is transformed into electrical signals and these signals will be amplified and processed PM sensor SDS011 High precision laser pm2.5 air quality detection sensor module Super dust dust sensors, digital output Note : It supports 5V power supply voltage, output signal TTL Is 5V, higher than this voltage, the product will burn out.

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BMVVQUE Kinetic Art Perpetual Motion Machine，Newest Model No Sound Rolling Ball Perpetual Marble Machine, Science Physics Gadget ，Decompression Cycle Ornament，Office Home Ornament (Black-1)

High quality-The wooden marble machine desktop gadget toy is made of high-quality wood material, and the wire is made of stainless steel, which is durable and beautiful in appearance. Reliable, sturdy accessories for table sports decoration. Use kinetic energy to keep the ball in an infinite loop..
Working Principle-The working principle, using the principles of dynamics and gravity to make the metal balls constantly toss and fall..
Desktop Decor – Jumping little metal balls are works of art on your desk, cute, simple and modern design, easy to attract people’s attention..
Explore Imagination-Surprise your friends with this ingenious product and let them use their brains to explore their imaginations.Decorate your office space with this marble machine to show some personality and express your love of science and physics. Also it is available for meditation and fun watching!.
Wide Application-Suitable for psychology, relieve work fatigue and stress. It could be a great desk toy for an adult office.Perfect for birthday, holiday, Christmas, father’s day gift..

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BinaryABC Magic Spinning Pen ZG-5028 V.7.0 20CM Extra Long Body,1Pcs Random Color

★ Three in one function: (1) Ball type: suitable for health care and facial beauty (2) Node type: suitable for part of body pain (3) Ball type:....
★ Working principle: The probe part of the acupuncture pen is based on the principle of single-phase electricity, which must rely on the body's own....
★ Instructions: This product has 9 adjustable intensity control functions. When the power supply of the control is 0, it will flash red for a few....
★ Specifications: Integrating modern high-quality massage pens is beneficial to health. The operation is simple, easy to carry, safe and effective,....
★ Warranty: If the product cannot be used directly or there is a problem within 1 month, please contact us directly to help you solve the problem....

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kweiny Diesel Common Rail 18mm Fuel Injector Cap Block Off Tool

Main Usage: Identification of faulty diesel fuel injectors and diagnosis of engine cylinder knocking sounds.
Compatibility: Fit with 2006-2011 6.6L Chevy/GMC Duramax (LBZ & LMM) and for Dodge/Cummins 2007-2017 6.7L, Renault engine system, and other vehicles with a 18mm fuel line nut.
Working principle: Block the fuel supply to the detected cylinder, and sealed diesel common rail pipe. Make the detected cylinder temporarily stop working.
Specification: M18x1.5mm internal thread nut.
Material: Carbon tool steel, surface antirust..

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kweiny Diesel Common Rail 14mm Fuel Injector Cap Block Off Tool

Main Usage: Identification of faulty diesel fuel injectors and diagnosis of engine cylinder knocking sounds.
Compatibility: Fit with 2001-2005 6.6L Chevy/GMC Duramax and for Dodge/Cummins 2003-2007 5.9L, for Bosch diesel common rail system, and other vehicles with a 14mm fuel line nut.
Working principle: Block the fuel supply to the detected cylinder, and sealed diesel common rail pipe. Make the detected cylinder temporarily stop working.
Specification: M14x1.5mm internal thread nut.
Material: Carbon tool steel, surface antirust..

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Lefoo Quality Air Compressor Pressure Switch Control 95-125 PSI 4 Port w/Unloader LF10-4H-1-NPT1/4-95-125

APPLICATION: Designed for air compressor, this valve plate set will surely improve the working efficiency of the machine..
SIMPLE CONSTRUCTION: Including a tongue shape valve plate and a V shape plate, ideal accessories for changing and replacing..
HIGH QUALITY:All the air compressor parts have excellent quality and toughness for better working performance..
WORKING PRINCIPLE:Perfectly adapt to low cycle thermal fatigue damage, high cycle thermal fatigue damage and creep damage..
MATERIAL: The Valve Plate made of preimum cast iron, very durable for long-term using, and very easy to install..

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AXLIZER Double Pole Double Throw Electrical Switch, Knife Switch, Electricity Experimental Equipment, Teaching Instrument Used to Disconnect Two Simultaneous Electrical Connections

Material: hard plastic, high quality pure copper, high safety, high safety factor.
fine workmanship, high color value, durable, to provide students with hands-on experience to learn the principles of electricity and circuit..
Safe and visual knife switch, switch provides stability, visualization of electrical principle, screw type binding post, tightening connection terminal is heavy, easy for wiring, for safe electrical connection.
easy to reconfigure layout, enough for classroom..
The terminal with knurled nut is used to fix the wire to the knife switch, and the screw hole is used to install the base to the worktable or panel.
the excellent switch blade of double pole double throw is available for hobby, because it has exposed non insulating contact. Although it does teach them how electricity works, they must be taught not to use actual electrical equipment at home..
These are low voltage, low current switches for low voltage DC power supply. 2.5 V, 3 A, 6 V max.
double pole double throw electrical switch for making and breaking two simultaneous electrical connections.
It is very suitable for home school to make and break the single electrical connection circuit experiment.
it is suitable for physics laboratory an....

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EVIL ENERGY Exhaust Muffler, Stainless Steel Exhaust Tip, Universal 15' Length (Burnt, 2'' Inlet 3'' Outlet)

[Premium Acoustic Control] EVIL ENERGY muffler is densely packed with excellent, sound-absorbing cotton, giving a low, deep tone that is reverberated to increase sound. Easy to install, bolts on in minutes..
[Size and Construction] This muffler is having 2″ inlet, 3″ exit, 15″ length, polished stainless steel. Please measure your car’s inlet before purchasing..
[Working Principle] A muffler is a device that is installed towards the end of a vehicle’s exhaust system, work on the principle of destructive interference and absorption. The walls of the muffler are made of two layers of stainless steel, which help reduc vibration and absorb sound..
[Excellent Quality] This muffler’s straight-through shape relieves back pressure while absorbing sound waves. Stainless steel is used to provide long-term durability..
[Distinctive Appearance] The burned blue tip of the muffler offers an artistic focus point to the back of the car. Your vehicle will undoubtedly stand out among the crowd..

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TOTALFLOW 20014 Straight Through Universal Exhaust Muffler - 409 Stainless Steel - 2 Inch Inner Diameter Inlet/Outlet

[Premium Acoustic Control] EVIL ENERGY muffler is densely packed with excellent, sound-absorbing cotton, giving a low, deep tone that is reverberated to increase sound. Easy to install, bolts on in minutes..
[Size and Construction] This muffler is having 2" inlet, 3" exit, 15" length, polished stainless steel. Please measure your car's inlet before purchasing..
[Working Principle] A muffler is a device that is installed towards the end of a vehicle's exhaust system, work on the principle of destructive interference and absorption. The walls of the muffler are made of two layers of stainless steel, which help reduc vibration and absorb sound..
[Excellent Quality] This muffler's straight-through shape relieves back pressure while absorbing sound waves. Stainless steel is used to provide long-term durability..
[Distinctive Appearance] The burned blue tip of the muffler offers an artistic focus point to the back of the car. Your vehicle will undoubtedly stand out among the crowd..

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