ReviewsArchimedes Principle Kit

Fertilizer Injector Venturi Garden Irrigation Device Kit G3/4 Fertilizer Injector Switch Water Tube Kit

  • This irrigation kit includes a fertilizer injector, a water tube, a switch and a filter.
  • Premium plastic material ensures high quality and long lasting.
  • It makes use of siphon principle, convenient to suck liquid fertilizer into irrigation pipe.
  • G3/4 Male inlet and outlet thread for convenient connection.
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Fresh Kitty 4-in-1 Litter Box Organizer Cleanup Kit Cat Litter Box Cleaning Supplies Sweeper & Dustpan, Scooper, Storage Caddy, Charcoal

  • Royal Pet Inc. presents their Charcoal Litter Box Cleanup Kit, to quickly assist in Cat Box cleaning.
  • The Fresh Kitty 4 Piece Litter Box Cleanup Kit is an excellent maintenance kit for you and your feline family members.
  • It's the perfect companion for your cat box.
  • kit includes: litter scoop, sweeper, dustpan and sanitation cubby all in one.
  • Conveniently hangs from the back of any Kitty Litter Box and neatly stows all essential cat box cleaning tools.
  • Recognizing the critical role pets play in people's families, all Royal Pet products are produced with the simple principle of delivering maximum-grade quality.
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Wewell Skin Tag Removal Kit Standard and Micro Skin Tag Removal kit Remove Moles and Skin Tags Safe Painless & Fast Effective

  • 【Safe & Effective】：Wewell Skin Tag Removal Tool Is Pain-free And Can Be Used On The Face And Body. Use our Skin Tag Removal Kit to remove tags....
  • 【Remove Principle】: Our skin tag remover is working on stopping the blood supply to the skin tag, which will cause the skin tag to be dried and....
  • 【Kit contains】：Our skin tag removal kit ontains 1 × band applicator, 1 × band handle，12 × rubber bands, 12 × cleaning swabs，36 × repair....
  • 【Easy to Use】：Whether you are a beginner or an experienced person, you can use our Skin Tag Removal Kit, follow 4 simple steps to easily remove....
  • 【Perfect Service】：Wewell skin tag removal kit focuses on providing comfortable and user-friendly solutions for removing skin tags. If you have....
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PSKOOK Metal Fire Piston Educational Campers/Survival/Preppers Scientific Lesson

  • ✔️ An amazing survival fire starting kit that causes instantaneous combustions using air energy change of physics experiments to high-school kids.
  • ✔️It will be a back up kit, it should be work with Char Cloth and you can show it to others to tell the fire principle and skills understand the theory, so COOL, but if you think a lighter or flint can work better you should not buy this one..
  • ✔️Compression Ignition is not so easy for all market fire piston, but ours is at the top level of possibility, we use 2 Dual Orings on the plunger for Added Compression.
  • ✔️A classical, fine and durable survival fire starter, it can be a good camping fire starter kit too..
  • ✔️Safety warning：kids should be under adult supervision to avoid injury..
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KEYESTUDIO Robot Arm Starter Kit for Arduino Coding Robotics Kit for Adults Teens 15+ Electronic Programming Project STEM Education

  • This is a robot arm kit suitable for electronic programming enthusiasts over 12 years old. If users have the theoretical basis of electronic programming, they can quickly master it. If you are interested in the working principle of the robot arm, this kit is a very good choice..
  • There are 3 controlling methods as follows: 1) Controlling through Wired JoyStick (included in the kit).
  • 3) Wireless PS2 JoyStick Control (Not Includes PS2 JoyStick module,but provides with the code).
  • We are responsible for product quality, and we are responsible for the quality of all electronic components in the kit. If you encounter any problems during use, please feel free to contact me. We provide timely technical support response services..
  • The robot arm kit contains a HC-06 Bluetooth module, which can control the robot arm through the mobile phone Bluetooth APP. (Only supports Android phones). Please NOTE : the battery is not included in the kit, please prepare it yourself..
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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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Mookis Paintless Dent Repair Kit 77PCS Dent Remoal Kit with Golden Dent Lifter Slider Hammer Bridge Dent Puller Kit for All Kinds of Car Body Dent Remover

  • Professional Design: Using the principle of leverage to design the dent repair kit is ergonomic, the dent removal kit with a unique arched bridge can....
  • Paint Friendly: No harmful substances, dent removal kit never harm your original car paint, The car dent repair kit with rubber feet protect the....
  • High Quality: The car dent repair kit is made of tempered high-carbon stainless steel, strong and durable. Before packaging, all accessories are....
  • Saving Time and Money: You don’t need to spend a few days and a lot of money to repair car dents in a repair shop, just use our dent removal kit to....
  • Lifetime Quality Service: We provide professional customer service 24 hours a day, 7 days a week, Lifetime quality service. If you are not satisfied....
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HNZXIB 5L Short Path Distillation Kit Turnkey with 5L Cooling Chiller and 2XZ-2 Rotary Vane Vacuum Pump

  • 500ml Essential Oil Distillation Kit: 500ml lab essential oil distillation kit based on steam distillation principle to operate, increases essential oil rate, higher purity than the traditional way. This distillation apparatus can be used to DIY any essential oil you like..
  • 3.3 Borosilicate Glass: All glassware is upgraded 3.3 borosilicate glass material with good thermal stability. Hand-blown and polished for the perfect fit. The coefficient of thermal expansion of the glass is extremely small and can withstand severe temperature changes..
  • Standard & Frosted Joints: Joints are all standard size.
  • it is easy to install and replace. All joints are frosted for high air-sealed and no air leakage, ensuring distillation purity. The high distillation rate saves you money..
  • Double Iron Stands: This essential oil distillation kit includes two iron stands to facilitate your experiments. And two iron rings and two flask clamps are adjustable to meet different operating requirements..
  • Complete & Professional Kit: 500ml distillation boiling flask, 150ml alcohol lamp, 300 ml condenser, 1....
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Easy-Seal Coffee Capsule Refill Kit for Nespresso Vertuoline with a Brush Capsule Holder and 2 in 1 Scoop & Brush and 100 Premium Foil Seals

  • [ALL IN ONE KIT] Brew creamy espresso for pennies with this Nespresso Vertuoline pods refill kit. The kit with capsule holder,2 in 1 brush & scoop,....
  • PERFECT SEAL] Apply and seal your foil lid with a single twist! Our updated capsule holder has a twist-on lid, so you can seal in flavor. It’s fast....
  • [EASY TO ALIGN] Reusable Nespresso Vertuoline capsules only work if they’re perfectly sealed. This capsule holder has a built-in reference marker to....
  • [UNIQUE DESIGN] Miladred Vertuo Capsule Holder is designed according to the principle of ergonomics. Just apply and seal your foil lid with a single....
  • [MULTI-PURPOSE]Vertuoline capsules kit can be used at home or company, which can save your money and reduce waste.And this kit is a great gift for....
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New 1000ml Lab Essential Oil Distillation Apparatus Water Distiller Purifier Glassware Kits w/Separatory Funnel Condenser Pipe Water Pump

  • 500ml Essential Oil Distillation Kit: 500ml lab essential oil distillation kit based on steam distillation principle to operate, increases essential oil rate, higher purity than the traditional way. This distillation apparatus can be used to DIY any essential oil you like..
  • 3.3 Borosilicate Glass: All glassware is upgraded 3.3 borosilicate glass material with good thermal stability. Hand-blown and polished for the perfect fit. The coefficient of thermal expansion of the glass is extremely small and can withstand severe temperature changes..
  • Standard & Frosted Joints: Joints are all standard size.
  • it is easy to install and replace. All joints are frosted for high air-sealed and no air leakage, ensuring distillation purity. The high distillation rate saves you money..
  • Tripod & Iron Stand: This essential oil distillation kit includes one iron stand and one tripod to facilitate your experiments. And two iron rings and two flask clamps are adjustable to meet different operating requirements..
  • Complete & Professional Kit: 500ml distillation flask, pear-shaped separating funne....
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fishkeeper Gravel Vacuum for Aquarium Fish Tank Cleaning Tools, 80GPH Fish Tank Vacuum Gravel Cleaner Sand Wash/Water Change/Remove Dirt with Hanging Clip & Flow Control Clamp

  • ...for gravel cleaning in large and small fish tanks. No need to plug in, manual operation, complete the water circulation from the inside of the tank to the outside, and siphon fish manure, impurities and turbid water out of the fish tank through the water flow..
  • The Working Principle of Siphon: the difference between the water level of the water inlet and the water outlet is 19.7in, and the siphon principle can be realized. The cleaner has a built-in filter to prevent the gravel from being sucked out by small fish, so you can use it with confidence..
  • Easy To Assemble And Use: Simple operation, you can assemble in minutes. The hose can be cut to the appropriate length with scissors according to your own needs. After testing, just lightly squeeze the siphon ball 3 to 5 times and the water will flow automatically..
  • Note: The siphon principle needs to pay attention to the water level of the inlet and outlet at least 19.7in, and at the same time, the water level of the fish tank is required to be at least 6in. Fish tank vacuum stone crusher provides 2 extension tubes, suitable for all kinds of small fish tanks and large fish tank....
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