ReviewsAir Quality Testing Instrument

High Accuracy Diamond Tester,Practical Jewelry Diamond Selector II,Moissanite Tester,Portable Testing Tool Set,Simple and Accurate Operation for Novice and Expert

PORTABLE AND COMPACT：This diamond tester is equipped with a PU bag and small testing tray for holding loose stones. It is lightweight and compact in size, which is easy and convenient to carry..
ACCURATE TESTING：Moissanite tester is non destructive testing, simple and accurate operation, low power consumption, low battery alarm (red light indication) for Moissanite Tester. After 10 minutes' use of Moissanite Tester, the power indicator light (green light is automatically turned off) and long beep sounds will alert the user to turn off the instrument..
FOR COLORLESS MOISSANITE：Diamond testing tool is a matching instrument. It is only used for the distinction of colorless Moissanite..
WIDE APPLICATION：Diamond selector II can help you to distinguish whether your diamond is real or fake. Green indicator will be shown on it if the stone is a real diamond. It will make continuous buzzing sounds when the user accidentally touches metal rather than stone..
SERVICE GUARANTEE：We have a professional customer service team. Please contact customer service in time if you have any questions, we will solve them as soon as possible. Hope you have a good shopping experience. Please allow a slight error due to manual measurement..

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QIANS Digital Manometer, Professional Air Pressure Meter with High Precision, Wide Range and High Resolution Used in Natural Gas Pipelines, Air Conditioning and Multiple Detection

【Good design】The instrument is designed with imported pressure sensors, high precision ADC and low power consumption MCU.
【Practical】It features professional digital pressure gauge with high precision, wide range, high resolution, large screen display and indoor temperature measurement.
【Dual Tube Connectors】With a single channel it is possible to quickly measure the current detection pressure value (relative to the current atmospheric pressure), whereas the dual channel allows simultaneous detection of the pressure difference between the two detection ports, comes with Positive & Negative pressure tube connectors..
【High Accuracy & Resolution】The digital manometer can measure ± 2.999Psi/ (0.001 resolution) with accuracy ±0.3% in full scale..
【Wide Applications】This product can be extensively used in natural gas pipelines, air conditioning and refrigeration ventilation systems, mechanical hydraulics, plastic molding, ceramic products manufacturing, biopharmaceutical molding, mining pressure testing, petrochemical Industrial smelting, gas, liquid and production industrial equipment pressure detection, liquid level detection, Laboratory calibration, medical environment micro-pressure testing, etc..

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AZ-86031 5 in 1 Water Quality Meter Dissolved Oxygen Tester PH Meter PH Conductivity Salinity Temperature Meter AZ86031

...nductivity meter, TDS meter, Salinity meter or D.O. meter as user needed..
We design different color connector on the meter, user only needs to screw on the probe with the same color, and then get the measuring reading accurate and fast..
User could change the probe or screw on the 86031 Combo Water Quality Measuring Instrument easily. And in order to avoid broken by the stone or particle attacking in the measuring environment, we have developed the specific anti-collision cap on each probe. So the 86031 Combo Water Testing Meter would be the best tool for all professional measuring purposes, including the Aquaculture, Aqua farm, LAB, swimming pool or water treatment business, or other related industry, no matter the fresh or sea water..
AZ 86031 Combo Water Meter- pH/Conductivity/Salt/TDS/D.O was being designed and manufactured by AZ Instrument, a well experienced manufacturer for pH EC Meter..
Large LCD to display multiple parameters simultaneously: pH, Conductivity or TDS or Salinity, Dissolved oxygen, Temperature (by using different probes).

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Getting Blue, for Alto Saxophone and Vibraphone

【Top Material】Our beautiful instrument used selected h68 copper material and multi-layer painted transparent lacquered pink,durable and non-fading and Hand carved on the appearance and high-quality shell buttons make the sax more perfect.EASTROCK saxophone is definitely an outstanding musical instrument in terms of quality and appearance.
【Excellent Sound】The EASTROCK saxophone have been professionally adjusted before leaving the factory to ensure that have good sound without noise, and the buttons have good feedback and look perfect when the fingers are pressed down..
【Advanced Design】EASTROCK saxophone used upgraded quality leather so that make the saxaphone have higher air tightness,used the upgraded quality copper needle spring make the instrument more smooth.Choose EASTROCK must be your best investment,NEVER let you disappoint..
【Suitable For Any Level Player】EASTROCK saxophone is suitable for students,beginners,school,concert,gifts and any level players.Tone-bb E-Flat.Package included one soprano saxophone,portable lightweight hard case,Mouthpiece,neck strap,Reeds,Mouthpiece Cushion Pads,Cleaning Cloth&Cleaning Rod,White Gloves,Alcohol Pads.Absolute value for money..
【100% Money Back】EASTROCK musician instrument have 1 year manu....

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AMTAST Professional Surface Roughness Tester Metal Surface Roughness Gauge

The Surface Roughness Tester AMT211 complies with international standards ISO, DIN, ANSI, JIS. Users-friendly system and intuitive menu navigation, Multi-direction measurement such as lateral and upsid..
Sensor can work in the meter, also can work independent through 1.0m length cable (Max can be 3m)..
Affordable Touch screen & button operational Surface Roughness Tester. Roughness parameters: Ra ,Rz, Rq, Rt, Rp ,Rv, R3z, R3y, Rz(JIS), Rs, Rsk, Rsm, Rku, Rmr, Ry(JIS), Rmax, RPc, Rk, Rpk, Rvk, Mr1, Mr2, resolution 0.001 micron. With bluetooth, also can by app to connect with mobile phone..
Calculation results, assessed profiles, bearing and amplitude curves can be displayed. DSP chip controlled achieves high accuracy and fast testing speed, easily connected to PC & Printer.
Wide Application: This portable Surface Roughness Tester allows surface roughness measurement both on metal and non-metal workpieces. It is suitable for machining and manufacturing, quality control, inspection departments, especially for measurement on large and heavy workpiece, assembly line on site. The AMT211 is a Non Destructive Testing instrument, damage won’t be caused when testing piece..

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BELEY Refrigeration Digital Manifold HVAC System Gauge High-Precision Vacuum Pressure Temperature Leakage Tester Dignostic Meter for Testing & Maintaining Air-Conditioner Refrigerator DUOYI-Set

MUST HAVE -- The intelligent electronic refrigerant group instrument is an auxiliary instrument for the installation, testing and maintenance of....
SUPER CONVENIENT TOOL -- The most advanced instrument can measure double pressure at the same time, as well as dual temperature measurement, with....
WHAT YOU CAN GET MORE -- Built-in 89 kinds of refrigerant pressure-evaporation temperature database, also calculate the subcooling superheat, to....
PREMIUM DESIGN -- Large-size liquid crystal display, LCD backlight support, data display clear and easy to read, convenient light operation. Long-life....
HIGH-PRECISION AND WARRANTY -- The instrument uses high-strength engineering plastic and flexible non-slip silicone design. The whole machine is solid....

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AirMyFun Bounce House,Bouncer Slide with Large Ball Pool,Jumper Bouncing Slide House,Bouncy Castle House with Air Blower for Outdoor Entertainment

[Best Gift Idea]: The bounce slide house is a great idea for children's birthday or Christmas gift,It's a good idea for indoor or backyard outdoor use any time for their entertainment. AirMyFun inflatable bouncer house will let kids have a blast time..
[Safe for Kids]: The bounce house is approved with a Children Product Certificate and has satisfied with US Testing requirements.Made of quality durable, puncture-resistant synthetic fabric..
[Durable quality]: Durable DOUBLE Sewn for THE BEAMs,and durable 840D Tarpaulin material for jumping and sliding area..
[More Fun and Activities]: Kids could enjoy bouncing, jumping, sliding, playing, throwing, kicking, shooting, and racing in this happy castle. Never worry about their safety with our 3-side protection mesh which avoids jumping to the ground..
[Quick Set Up and Take Down]:Set-up and take down is easily done within 3 minutes. This bouncing house is portable and perfect for the park, garden, backyard, etc. The package includes the bouncer, air blower,repair patches,stakes,instrument sheet and a portable carrying bag. Easy to use and carry!.

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Digital Brix Refractometer, Brix Meter for Sugar, Food, Beverage, Fruit, Beer, Honey, Various Sauces, Tomato Sauce and Etc Range 0-55%

...ly needs to drop 2 drops of sample, and then press the measuring key to display the value in 2 seconds. Accurately and quickly measure the refractive index, concentration, and other parameters of various aqueous solutions, avoiding subjectively wrong numerical read. Accuracy ±0.2%/±1℃..
【Precision Optical Instruments】The Brix Meter is a precision optical instrument with a digital LCD display panel. And the Brix refractometer has an automatic temperature compensation function, compensation 10-40°C, which is faster, more accurate, and clearer than traditional handheld refractometers..
【Easy to Use and Carry】One key boot, one key zero-setting, the touch buttons are comfortable and beautiful, only need 2*1.2V AA battery, and the weight is 113g can be easily put in the pocket and can be accurately measured anytime anywhere. Automatic backlight can be measured day or night, easy to read..
【IP65 waterproof 】for the safety of the instrument, the instrument panel and prism part are waterproof, and the solution can be flushed to flow into the instrument (the body is not waterproof, do not soak the body in water). Equipped with a high crystal prism, built-in interference filter, the measurement process is not affected by strong light and....

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Mendini By Cecilio Alto Saxophone - E Flat Saxophones w/Case, Mouthpiece, Stand, Reeds & Cloths

【Top Material】Our beautiful instrument used selected h68 copper material and multi-layer painted transparent lacquered gold,durable and non-fading and Hand carved on the appearance and high-quality shell buttons make the sax more perfect.EASTROCK saxophone is definitely an outstanding musical instrument in terms of quality and appearance..
【Excellent Sound】The EASTROCK saxophone have been professionally adjusted before leaving the factory to ensure that have good sound without noise, and the buttons have good feedback and look perfect when the fingers are pressed down..
【Advanced Design】EASTROCK saxophone used upgraded quality leather so that make the saxaphone have higher air tightness,used the upgraded quality copper needle spring make the instrument more smooth.Choose EASTROCK must be your best investment,NEVER let you disappoint..
【Suitable For Any Level Player】EASTROCK saxophone is suitable for students,beginners,school,concert,gifts and any level players.Tone B-Flat to High F.Package included one tenor saxophone,portable updated hard case,Mouthpiece,neck strap,Reeds,Mouthpiece Cushion Pads,Cleaning Cloth&Cleaning Rod,White Gloves,Alcohol Pads.Absolute value for money..
【100% Money Back】EASTROCK musician instrument have 1 year ma....

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9 in 1 White Air Pressure Plunger Kits,Air Drain Blaster Gun Plunger High Pressure with 5 Heads,Detachable Assembly Sewer Toilet Kitchen Sink For Clogged Toilet and Kitchen Bathroom Tubs

...s team can solve your technical assistance requirements and after-sales return service..
7 in 1 air pressure plunger Kit.You can receive a main part plunger and 5 free full angle rubber plunger heads.It can be perfectly well used after a single full breath, avoiding repeated inflation. With professional and accurate instrument panel, the pneumatic activity and operating force can be accurately manipulated,Real-time display of pressure,it can be adjusted according to different dredging requirements,avoiding splashing and damage caused by excessive force, and truly humanized design..
Headpump is inflated once and the air pressure is greater than that of the ordinary non-inflator, which is more convenient to use. The drain blaster uses the power of high-pressure compressed air to blast away the clogs quickly and easily,Plunger head ensures an sealing for great pressure.The air pressure is large and can be reused without having to inflate multiple times in an anxious situation.Much faster and more effective than traditional plunger and drain snakes, and don't need wasting time.
The pump on the head can give good air pressure power to the plunger.ABS plastic handle and natural rubber seal head are environmentally and durable.It has interchangeable plung....

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EASTROCK Bb Trumpet Cupronickel Intermediate Double-Braced Trumpet Instrument with Carrying Case,Gloves, 7C Mouthpiece

Bb (B flat) Trumpet - Eastrock Intermediate Double-Braced Trumpet,Solid and durable Cupronickel body, excellent spraying process,its sound is excellent and bright, penetrating, abundant and powerful, excellent vibration..
Design And Process--11.65mm/0.460inch pipe & 125mm/4.92inch bell mouth, The valve is durable, Spring rebounds quickly Good air tightness,There is resistance when pulling out the adjusting tubes, and the water key has good air tightness,Environmental protection and no harm to health..
Beautiful Shape--Valves will accurately link each piping ,Smooth action valves and comfortable buttons,Highly durable piston valve lengthening the life of the instrument while maximizing sound quality..
Includes - Trumpet,a pair of white gloves, Soft polishing cloth,Silver plated 7C mouthpiece,Hard case with backpack straps and zipper pocket.【Pay Attention to Cleaning and Maintenance】.
No-hassle warranty - If the instrument ever fails due to manufacturing defects,We promise, for as long as you own the instrument and have proof of purchase, we'll provide you with parts for free ,feel free to reach us by message to contact our support team..

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