Tru-Ray Construction Paper, 50% Recycled, 12\ x 18\
Bring vibrant color to bulletin boards and art projects with this Tru-Ray construction paper. The acid-free, fade-resistant hue delivers lasting good looks, while the strong fibers and a 100 percent fat-dye process gives each sheet added strength to help resist curling, cracking and tearing. This Tru-Ray construction paper comes in a generous pack, providing a convenient supply for classroom use..
Heavyweight paper is ideal for a range of crafts, including scoring..
Acid-free sheets resist fading for enduring quality..
100 percent vat-dyed sulphite resists tearing and curling..
Hot Tub and Pool Test Set 13 in 1 - Professional Pool and Spa Water Testing for Home Easy to Use
SPECIAL EDITION: Our water tester comes in a modern and improved edition to give you accurate results. The pool lab Photometer 13 in 1 gives you a modern solution for professional water analysis in whirlpools and pools. It has 6 quick access buttons for personal measuring methods..
MULTI-FUNCTIONAL: With our 13 in 1 water tester, you can test up to 13 water parameters such as pH value Chlorine(free/combined/total), Alkalinity (Acid Capacity), Cyanuric Acid (Stabilizer), Active Oxygen (MPS), Bromine, Chlorine Dioxide, Ozone, Hydrogen Peroxide LR, Hydrogen Peroxide HR, Total Hardness, Calcium Hardness, Urea. You only need our water tester to test the 13 water parameters..
FREE SOFTWARE: Our electronic water tester comes with free software that you can use in your PC and MAC. You can also use the free app for iOS and Android. You also get a free cloud service to help you synchronize data between your smartphone and computer. The cloud service also helps you store the data and make it easily accessible when you need it..
POWER EFFICIENT: The electronic photometer doesn’t need a lot of battery power to work. It comes with 3 x AAA batteries that can run the water tester for a long time before replacing them. Our water tester is just what you need in your ho....
Diamond Tester Pen,High Accuracy Jewelry Diamond Tester+60X Mini LED Magnifying Jeweler Tool Kit,Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter- 9V Battery Included
■【Intuitive Design】Hqdz-td Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED lights will light up as the stone passes each test conducted by the Diamond detector. Once our Diamond Tester Pen has completed all of its tests, the pen will make a beep sound as well as show a row of fully lite LED lights..
■【Simple to Use】Hqdz-td Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient) and If the stone is fake, crystal or cubic zirconia, the tester will not beep..
■【Fast Results】Hqdz-td's Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a matter of seconds..
■【Portable】Hqdz-td Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack.Diamond Tester Pen and 60X LED Lighted Loupe combo is a must have tool kit wh....
Best Sellers Diamond Tester Pen+60X Mini LED Magnifying,High Accuracy Jewelry Diamond Tester Tool,Environmental Protection 9V Battery,Professional Diamond Selector for Novice and Expert
✔【Intuitive Design】Hqdz Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED lights will light up as the stone passes each test conducted by the Diamond detector. Once our Diamond Tester Pen has completed all of its tests, the pen will make a beep sound as well as show a row of fully lite LED lights..
✔【Simple to Use】Hqdz Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient) and If the stone is fake, crystal or cubic zirconia, the tester will not beep. To determine the clarity of a diamond use 60X LED lighted Loupe, magnifying glasses..
✔【Fast Results】Hqdz’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a matter of seconds..
✔【Portable】Hqdz Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack. Hqdz’s Diamond Tester Pen and 60X LED Lighted Loupe combo is a must have tool kit when you are going to a garage sale, flea market, swap....
Ignition Coil Tester - Qiilu COP Ignition System Quick Tester Coil On Plug Professional Auto Car Ignition Coil System Quick Tester Check Diagnostic Tool
Determine COP Status --- This ignition coil tester is designed to easily and quickly determine whether the COP produces the proper spark for the plug. 100% brand new, please be assured of your purchase.
Professional Manufacturing --- The ignition system quick tester works by receiving the signal from the secondary ignition coil, and the test result is accurate and reliable. Hand‑held Coil On Plug fast ignition tester, battery powered, with stable and professional performance.
Complete Set --- Once the signal is received, the tester will determine whether the COP produces the correct amount of voltage and arc duration. Including 1 Ignition Coil Tester, 1 Adapter Lever, 1 Sensor, 1 Manual, 1 Storage Bag.
Test Results --- If the voltage is correct, the tester will beep and the red LED indicator will flash.
if the arc duration is correct, the green LED will also flash.
Easy to Use --- Correctly connect the connector and sensor head to the tester. The induction head is aligned with the ignition coil to start working, and the working status of the ignition coi....
MIUONO Diamond Tester + 10x Magnifier + Tweezers for Novice and Expert (Include Battery)
Portable design: Diamond tester and magnifier are all equipped with convenient carrying cases. Designed for rapid, accurate and safe diamond testing. Through non-destructive testing, the operation is simple and precise.
Fast Results: If the stone is a real diamond, the pen will make a beep sound as well as show at least 9 LED lights.a green indicator will be displayed.
Upgraded high precision diamond selector ll: The upgraded diamond tester is more profession and precision. Quick indicate genuine diamond or fake.
Simple use: Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient).
Package Contents: 1 x Diamond Tester, 1 x 9v Battery, 1 x 10x Jeweler’s Loupe, 1 x Tweezers.
Diamond Tester Pen, High Accuracy Jewelry Diamond Tester,Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter,Accuracy Jewelry-Diamond Tester Pen
This gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester. It can detect if a gemstone is real or fake, including: diamond, sapphire, ruby, crystal, agate, jadeite, and other precious stone of various sizes..
Simple to Use Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient) and If the stone is fake, crystal or cubic zirconia, the tester will not beep..
Professional Diamond Selector II will indicate genuine diamond or fake,Uses large / small switches for testing diamonds,Emits audible sounds to easily differentiate the readings,Batteries: 1 x 9v Battery ( included),Package Contents: 1 x Diamond Tester.
Popular among professionals, hobbyists, coin enthusiasts, and business owners alike. Excellent tools. Excellent Value. Great gift idea..
Application Range:Industrial Purpose, Circuit Board And Printing , Industry, Medicine, Gardening, Coin, Diamond,Stamp, Jewelry, Appraisal, Education, Geography, Home And Office.fast and safe This diamond selector tester designed for quick, precise, and safe diamond testing. No harm to diamonds. If you have any question....
YINMIK Water PH Meter, 3 in 1 PH TDS Temp Pen Type Tester for Home Brewing, PPM Water Tester with Backlight for Water Purifier, Home Wine Beer Making, Pool, Hot Tub, Aquarium, Hydroponics, RO System
【Accurate PH Tester】The protective cap of the tester contains a wet sponge soaked in KCL solution, making the probe always moist, and that gives the tester more durable life, and the readings will not jump all the time.
With the backlight design, whether it is used in a dark environment or under strong sunlight, you can get clear readings..
【Smart PH Tester】With three-point automatic calibration of 4.00, 7.00, 10.01, it is easy to calibrate.
With automatic temperature compensation of 32.0—122.0℉, it avoids measurement inaccuracies caused by liquid temperature changes.
With automatic shut-down, its battery life is well preserved.
【3-in-1 PH Tester】By using the YINMIK 3-in-1 multifunctional tester, you can measure the PH, TDS (ppm) and Temp of the water quality at the same time, and know whether the water quality is healthy in seconds..
【Multipurpose PH Tester】Widely used in drinking water, home brewing, wine, beer, milk, kombucha, coffee, home tap water, RO/DI Water, alkaline water filtration system, swimming pools, hot tubs, aquarium, reef tank, koi ponds, fish tanks, water hydroponics, urine etc. It is very suitable for family use and is a good choice for the health of family and friends..
LETONNEY Non-Contact Voltage Tester Outlet Tester with LED Flashlight & Buzzer Alarm, Electrical Tester Pen with Dual Range AC 12V/48V-1000V Live/Null Wire Tester (Gray)
【Dual Range Circuit Tester】Detect two detection ranges of low voltage and standard voltage (12-1000V AC / 48-1000V AC), make the measurement more flexible and accurate. The voltage detector can automatically detects live or neutral wires and is ideal for breakpoint testing, easy to operate. Therefore, this electricity tester can be easily used by men and women of all ages..
【Multi-Purpose Widely Used】This non contact voltage tester can be used in circuit breakers, lighting fixtures, switches, sockets, wires and wherever needed. The voltage tester pen can also be used as an emergency flashlight to illuminate the work area. The non-contact voltage detector measures voltage in a contactless manner, so you don't have to worry about being struck by electricity, super safe..
【Non-Contact】NCV induction probe with AC voltage, when the tip is close to an outlet or power cord, the voltage tester pen tip glows red and the alarm sounds, indicating the presence of voltage. The voltage detector automatically detects live or neutral wires and is ideal for breakpoint testing. Therefore, this electricity tester can be easily used by men and women of all ages..
【More Portable Storage】Pocket-sized electric tester tool has a pen hook, allowing you to t....