Category: Science Education
Showing 1–16 of 546 results
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Chemistry (112)
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Physics (198)
0-9999.9 Variable Resistor Substitution Box Ohm Adjustable Substitution Resistance Knob Switch Precision Physical Experiment
$54.66PhysicsAdd to cartDescriptionThis Resistor Substitution Box with Adjustable Knob Switch Used for Precision Measuring ResistanceSpecificationMaterial:PlasticColor:BlackDimension:140*100*50mmOperating Temperature:0-40℃Relative Humidity:25%-80%Reference Power:0.5WRated Power:1WAdjustable Range:0-9999.9ΩFeatures1.Convenient instrument in determining the desired resistance values in circuits under design or test.2.Wide application in lab physical experiment for its accurate reading.3.Better use knob switch designed according to your needs, 0 to 9999.9Ω variable resistance, 5 switchable …
0~150 PSI & Gas Disconnect Regulator CO2 16g Charger Kit for Home Beer Kegerator
$68.84PhysicsAdd to cartDescription0~150 PSI & Gas Disconnect Regulator CO2 16g Charger Kit is made from machined anodised aluminium.SpecificationPressure:0~150 PSIDisconnect Height:55 mmCharger Height:80 mmTotal Length:135 mmColor:As the picture shownFeatures1.Made from machined anodised aluminium.2.This Premium Regulator CO2 Charger comes with a gas disconnect.3.Simply screw on the MFL threaded disconnect, attach to your keg, and set the dispense pressure.4.The Premium …
0~150 PSI & Gas Disconnect Regulator CO2 16g Charger Kit for Home Beer KegeratorRead More
1/2x 0.8mm 1Kg ER70S-6 / ER50-6 Carbon Machine Steel Gas Shielded Welding Wire
$59.56ChemistryAdd to cartDescriptionWhen welding, the welding wire has fast melting speed, stable arc, less welding spatter, beautiful weld bead formation, strong anti-oxidation and corrosion resistance, low sensitivity of cladding metal pores, and good all-position welding process.Uses:GF is used in large-scale hydraulic steel structures, ships, power stations, boilers and pressure vessels, petrochemicals. Welding of 600Ma very low alloy …
1/2x 0.8mm 1Kg ER70S-6 / ER50-6 Carbon Machine Steel Gas Shielded Welding WireRead More
1/35 Stainless Steel AFV Digital Camo Spray Template Stenciling Leakage Spray Mould
$14.16ChemistryAdd to cartSpecificationMaterial:Stainless steelColor:Stainless steelPattern:Modern AFV Digital CamoScale:1/35Size:8x8cmApplication:Gundam model toolFeatures Stainless steel material, not easy to rust Long life and durable Easy to usePackage include 1 x Spray Template
1/4 inch Exhaust Seal Valve for Home Brew Fruit Wine Alcohol Distiller Part
$16.19ChemistryAdd to cartDescription1/4 Inch Exhaust Seal Valve Distiller Part is suitable for Home Brew Fruit Wi ne Alcohol.SpecificationColor:TransparentMaterial:Metal+PlasticFit for:Alcohol DistillerWeight:46gSize:53*210mmConnector:1/4inchPackage included1 x Exhaust valve
10 inch Wood Tambourine Percussion Jingles Bell Musical instrument Kids Educational Toys
$23.88MathematicsAdd to cartFeaturesSo easy to hold, just shake along with your favorite tunes or make up your own rhythms to play.It will give little ones hours of fun and will encourage toddlers’ musical activities.Great for percussion sounds.Also great for kindergarten teaching.SpecificationsMaterial:WoodDiameter:Approx. 255mm/10inchHandle Color:WoodBells Quantity:8pcsSuits for:3 to 14 years old kidsPackage Includes1x Tambourine
10 LED Helping Hand Clamp Magnifying Glass Soldering Iron Stand Magnifier Tool
$52.64PhysicsAdd to cartFeatures– Multi Purpose:Our helping hands magnifying glass with LED light can be used as a magnifier and a desk lamp, application range for soldering, building models, electronics repair, DIY projects, electronic welding, reading, stitching, sewing, biological observation etc.– Magnifying Lens:3X Illuminated Helping Hand Magnifying Glass Station with 4.5X Auxiliary Lens.– Adjustable Arms:360° rotating neck and …
10 LED Helping Hand Clamp Magnifying Glass Soldering Iron Stand Magnifier ToolRead More
10 LEDs Wood Sailing Boats Ship Model Wooden Craft Sailor Handcrafted Boat Home Decoration
$32.39PhysicsAdd to cartNote:Products are handmade, or semi handmade, it is inevitable to have a small manual traces, which just restore its artistry and artistry and uniqueness, the product is not a flaw.Package include1 x Wooden Sailboat ModelSpecificationsMaterial:Pine WoodenColor:Blue + Wood ColorLED Quantity:10 LEDsSize:Approx. 21x21cm/ 8.27×8.27inchBattery:2x CR2032 Batteries (Not include)Application:For home, office and other space.Features With bright LED …
10 LEDs Wood Sailing Boats Ship Model Wooden Craft Sailor Handcrafted Boat Home DecorationRead More
10 OZ Graphite Crucible ingot Bar Combo Mold for Silver Gold Melting Casting
$38.46ChemistryAdd to cart10 OZ Graphite Crucible Ingot Bar Combo Mold For Silver Gold Melting CastingDescritpionMaterial:graphiteSize:72X57X12mm/2.83inch X2.24inch X0.47inch(L*W*H)Slot depth:4/3/1.5mmCasting Cavity Capacity:10ozGraphite IndicatorBulk densit ≥1.82 g/cm3Electric resistivity ≥9 μ Ω mBending strength ≥45 Mparesist compression ≥65 MpaAsh ≤0.1 %particle ≤43 um(0.043 mm)FeatureGold graphite ingot moldMade from high density fine grain graphiteSet multi casting capacity in one moldPerfect for gold …
10 OZ Graphite Crucible ingot Bar Combo Mold for Silver Gold Melting CastingRead More
10 World Earth Globe Map Geography LED Illuminated for Desktop Decoration Education Kids Gift
$75.98GeographyAdd to cartSpecificationMaterial:PVC (Polyvinyl Chloride) + PS (Polystyrene) + MetalType:Rotating + LED LightMap View:WorldLanguage:EnglishTheme:Geography Study/Play/LearningDiameter:25cmHeight:36cmVoltage:220VFeatures– Comes with a simple arc stand that attaches easily, spins on it’s axis.– Special design, with LED Light.– 25 cm Swivel Globe encourages inquisitive children to explore and think big. Updated geographical sphere – rotating desktop map of the world Perfect desktop …
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7L 2 Hole Plastic Fuel Oil Gasoline Tank Air Heater Diesel Car Caravan Motorhome
$56.69Solar CollectorsAdd to cartFeature1. Made of thick and durable plastic.2. 7L large capacity, suitable for for cars / truck air diesel parking heater.3. Fuel level can be noticed by the plastic box.4. Easy to use.Specifications1. Name:7L Fuel Oil Gasoline Tank2. Model:D303633. Color:White & Blue4. Capacity:7L5. Size:approx.39x22x8cm(HxWxD)6. Material:Plastic & MetalPackage Included1 x Fuel Oil Gasoline Tank1 x Screw Kit
3Pcs XKC-Y25-T12V Non-Contact Liquid Level Switch Stick Type Durable Level Sensor Module
$40.82Sensor & Detector ModuleAdd to cartParameterInput voltage:(InVCC) DC 5 ~ 24 VCurrent consumption:5mAOutput voltage(High level):InVCCOutput voltage (Low level):0VOutput current:1 ~ 50mAResponse time:500mSWorking temperature:0 ~ 100 degreeInduction thickness (Sensitivity) Range:0 ~ 20mmCommunication:RS485Humidity:5% to 100%Material:ABSWaterproof:IP67Package included3 x XKC-Y25-T12V Non-Contact Liquid Level Switch
3pcs IB0505LS-1W DC-DC 5V to 5V Isolation Power Supply Module input 4.75-5.25V Output 5V
$17.04Power Supply ModuleAdd to cart>>>Manual:Click here to openOverviewThe IB_LD-1W & IB_LS-1W series are specifically designed for power applications in distributed power systems on the board that require isolation from the input supply. This product is suitable for1) The input power supply voltage changes ≤ ± 5%;2) The isolation voltage between input and output is required to be ≤1000VDC;3) High …
3pcs IB0505LS-1W DC-DC 5V to 5V Isolation Power Supply Module input 4.75-5.25V Output 5VRead More
20pcs DC-DC 12V 3A Power Supply Module Buck Regulator Module 24V 18V To 12V Fixed Output Step Down
$43.40Power Supply ModuleAdd to cartSpecificationsInput voltage:14 – 26VOutput voltage:12VOutput current:3A (Max), the current should be controlled within 0.8A for working long hoursConversion efficiency:96% (Max)Output rippleOperating temperature:-40→ – 85→Dimension:22.3 x 17 x 4.2mm (L x W x H)Package included20 x DC-DC 12V 3A Power Supply Module
5Pcs 3590S-2-103L 10K Ohm BOURNS Rotary Wirewound Precision Potentiometer Pot 10 Turn
$21.55Electronic Accessories & SuppliesAdd to cart5Pcs 3590S-2-103L 10K Ohm BOURNS Rotary Wirewound Precision Potentiometer Pot 10 TurnDescription1. Color:As Pictures2. Resistance:10k ohm3. Resistance Tolerance:±5%.4. Power:2W5. Working Temperature:1→±125→6. Size:L x Dia / 40 x 20mm / 1.57 x 0.78inch7. Diameter of Shank:5mm/0.19inch8. Life Hour:1000 Hours9. Rotating Life:1,000,000 timesPackage include5 x Rotary Wirewound Precision Potentiometers
Transparent Acrylic Raspberry Pi 4B Case Box Support Cooling Fan instal
$9.18Raspberry Pi & Orange PiAdd to cartSize ConversionInchesCentimetersPlease according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.Installation steps1. Press and hold the corner of the acrylic on the left, and talk about installing the acrylic on the left to the acrylic on the back.2. Attach the acrylic film …
Transparent Acrylic Raspberry Pi 4B Case Box Support Cooling Fan instalRead More
Solar Power inverter 6000W Peak DC 12V To AC 110V Modified Sine Wave Converter
$166.04InvertersAdd to cartFeatures– The inverter can convert DC12V to AC 110V.– Overload, over temperature, short circuit, low voltage, overvoltage protection.– Stable and precise output voltage.– Built-in cooling fan with low noise.– Comes with a car charger and a pair of alligator clip, convenient to use.– Perfect for TV, DVD player and other home appliances.SpecificationsColour BlackContinuous Output:3000 W …
Solar Power inverter 6000W Peak DC 12V To AC 110V Modified Sine Wave ConverterRead More
23*47CM Waterproof 80 LED Solar Street Light 120 Degree with Remote Control
$139.71Solar PanelAdd to cartFeatures– 80 LEDs High-brightness 3030 LED lamp beads, energy saving, even light, longer lasting.– Polycrystalline Solar Panel convert solar energy into electricity, more environmentally friendly.– ABS one-piece housing, high hardness, sealed and waterproof– Easy installation, maintenance-free dependable operation without the need for wiring or trench. Rustproof, waterproof aluminum heavy duty casing. – Please turn on …
23*47CM Waterproof 80 LED Solar Street Light 120 Degree with Remote ControlRead More