Category: Physics
Showing 1–16 of 198 results
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
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
1000X Handheld Wifi Digital Microscope Magnifier Camera with 8LEDs And Stand
$52.64PhysicsAdd 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.SpecificationsProduct Name:Handheld Digital Microscope Magnifier Wifi With 8LEDs And StandMaterial:ABSColor:BlackMagnification:1000XSensor:High performance photosensitive chipMain Control Chip:Special main control 16 bit DSPPhoto / Video Recording:Built inLens structure:2G+IRCamera light source:8 adjustable LED lightPower Supply:USB (5V …
1000X Handheld Wifi Digital Microscope Magnifier Camera with 8LEDs And StandRead More
100X 400X 1200X Children Microscope Set W/ Mobile Phone Holder Science Education
$48.59PhysicsAdd to cartProduct DescriptionThis is brilliant microscope set that allows children to explore more of nature and can inspire a further interest in this field. SpecificationModel:C28330Name:Children’s Microscope SetMaterial:ABS(Acrylonitrile Butadiene Styrene plastic)Magnification:100X 400X 1200XSuitable for age:Above 3 Power:2xAAbatteries(not included)Focusable:YesProduct Size:approx.23.5x8x13cmMobile Phone Holder Size:approx.6.5X16X4cmProduct Weight:approx. 211gApplicationMicroscopes are widely used in lab research, biology, metallurgy, engineering, chemistry, manufacturing, and in …
100X 400X 1200X Children Microscope Set W/ Mobile Phone Holder Science EducationRead More
100X Handheld Pocket LED Pen Style Microscope Loupe Gem Jewelry Magnifier Zoom Pen
$32.39PhysicsAdd to cart100X Handheld Pocket LED Pen Style Microscope Loupe Gem Jewelry Magnifier Zoom PenDescriptionOptical Lens magnification:100XOcular Lens magnification:100XLight Source:LED bulbs(2pcs)Light Color:whitePower Supply:cell battery(3* LR927)Material:aluminium alloy+plasticColor:silverLength:95mmNet Weight:30gFeatureHandheld pocket LED pen microscope10X magnification and adjustable focus design, easy to observe different items and no more magnification type microscope neededEquipped with two pieces high brightness LED bulbs, providing clear …
100X Handheld Pocket LED Pen Style Microscope Loupe Gem Jewelry Magnifier Zoom PenRead More
1024HZ Aluminum Medical Tuning fork with Malle
$22.26PhysicsAdd to cartSpecificationName:1024HZ Aluminum Medical Tuning Fork+MalletColor:SilveryMaterial:Aluminium AlloyFrequency:1024HZApplication:For Healing Sound Vibration TherapySize:approx. 14×2.5x1cm/5.51 Inchx0.98 Inchx0.39 InchMallet Length:20cm/7.87 InchFeatures– High quality aluminium alloy material is compact and durable with high pitch.– It’s easier to knock and more durable.– The surface is highly polished and oxidized, and the characters are carved by laser.– Rust Resistant.– Corrosion Resistant.– Brings your …
104Pcs Metal Optometry Test Glass Lens Mirror Optometry Frame Case Kit Set Concave Sphere
$350.23PhysicsAdd to cartDescription104Pcs Metal Optometry Test Glass Lens + Mirror Optometry Frame Case Kit SetSpecificationProduct DescriptionMaterial:glass + metalColor:Silver color boxFeaturesa Tools are completeb Degree of precisionc Focus on every detaild Science and technology care for your health.Application:Text eyePackage included36 x Concave sphere36 x Convex sphere12 x Concave cylinders12 x Convex cylinders4 x Accessories4 x Prism1 x Trial …
104Pcs Metal Optometry Test Glass Lens Mirror Optometry Frame Case Kit Set Concave SphereRead More
10W USB Solar Panel Powered Mini Fan Waterproof Portable Ventilation Hot Summer Cooling Fan
$123.51PhysicsAdd to cartSpecificationsMaterial:MetalVoltage:5V DCPower:10WSizeFan:17.5 x 10 x 19cmSolar panel:35 x 22.5cmCable Length:120cmFeatures* Made of metal material,strong hardness,not easy broken,very durable.* High conversion panels environmental protection and save electricity,make you can convenient use it in the outside,and it also can charge for phone or other electronic products in the sun.* Mute design, won’t disturb your life.* 360°rotate,an choose …
10W USB Solar Panel Powered Mini Fan Waterproof Portable Ventilation Hot Summer Cooling FanRead More
12.5 World Earth Globe Map Geography LED Illuminated for Desktop Decoration Education Kids Gift
$132.56PhysicsAdd to cartSpecificationMaterial:PVC (Polyvinyl Chloride) + PS (Polystyrene) + MetalType:Rotating + LED LightMap View:WorldLanguage:EnglishTheme:Geography Study/Play/LearningDiameter:32cmHeight:40cmVoltage:220VFeatures– Comes with a simple arc stand that attaches easily, spins on it’s axis.– Special design, with LED Light.– 32 cm Swivel Globe encourages inquisitive children to explore and think big. Updated geographical sphere – rotating desktop map of the world Perfect desktop …
120x120x18cm 16 Grids Garden Raised Bed Plant Flower Pot Planter Outdoor Garden
$198.13PhysicsAdd to cartFeature1. The four corners are made using traditional woodworking techniques and are beautifully assembled.2. Log processing, do not use paint chemical materials, all rely on carpentry technology and metal screw locking, easy to disassemble.3. Return to tradition, experience the joy of work and share the joy of harvest!4. The balcony garden is not only the …
120x120x18cm 16 Grids Garden Raised Bed Plant Flower Pot Planter Outdoor GardenRead More
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Ebyte E810-DTU(CAN-ETH) Smart Protocol Conversion GPRS Modem Modbus to TCP/IP CAN Bus Ethernet interface Modbus RTU Gateway
$96.54Smart ModuleAdd to cartSpecificationItemsDescriptionInterfaceEthernet:RJ45, 10/100MbpsCAN:1*5*3.81, ScrewingNetwork protocolIP,TCP/UDP, ARP, ICMP, IPV4Simple transparent transmissionTCP Server,TCP Client,UDP Server,UDP Client,Cloud transparent transmissionData Packing MechanismByte packing and time packingTCP Server connectionSupporting up to 6 TCP connectionsIP accessStatic IP,DHCPDNSSupportCAN Transmit baud rateA total of 15 baud rates from 6Kbps-1000KbpsCAN filtering modeUp to 8 filtration modesCAN data layoutProtocol formatParameter configurationWeb page configurationWorking current82mA@12VVoltage8V~28VDC,Over 28V may …
TP4056 Micro USB 5V 1A Lithium Battery Charging Protection Board TE585 Lipo Charger Module
$4.36Battery Protection ModuleAdd to cartSpecificationProduct name:Lithium Battery Charging BoardInput voltage:5VMaximum charging current:1000 mACharge cut-off voltage:4.2 V + / – 1%Battery overcharge protection voltage:2.5 VBattery over-current protection current:3 AInput interface:micro USBSize:27mm x 17mmHow to Use1. Input port with micro 5pin USB female, can directly use mobile charger for input to the lithium battery,and still retain the input voltage wiring solder …
TP4056 Micro USB 5V 1A Lithium Battery Charging Protection Board TE585 Lipo Charger ModuleRead More
10pcs 10-50W 15Wx2 Audio Power Amplifier DC 6 -18V TDA7297 Module Double Channel
$77.83Amplifier BoardAdd to cartFeatures– Working Voltage:6-18V DC– The onboard TDA7297 audio power amplifier chip, double channel 15WX15W– Speaker for European 4-8 10-50W use– Main pin has led chip, convenient external control device, the onboard– 5.08 (mm) distance between two p terminal 2 road, around a track connection output respectively– The onboard dial potentiometer, output size can adjust the …
10pcs 10-50W 15Wx2 Audio Power Amplifier DC 6 -18V TDA7297 Module Double ChannelRead More
LILYGO TTGO ESP32-Micro32 ESP-32-PICO WIFI Wireless bluetooth Control Module
$20.57Smart ModuleAdd to cartFeatureSeries:ESP32Model:ESP32-+MicroType:Regulator ICPower:1WApplication areas:household appliances, smart home, wearable devices, Internet of Things IoTDescriptionsESP32 vcc range:2.2V-3 6VVBAT:direct to battery (and charger)VUSB:direct to USB(5V)VCC:Output of regulator 3.3V/600mAUp to 250mA during RF transmissionsWirelessWifi:802.11 b/g/n/e/iWPA/WPA2/WPA2-Enterprise/SPSbluetooth:bluetooth 42BLESize:1.9×1.3cm/0.75×0.51inchNotePlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the …
LILYGO TTGO ESP32-Micro32 ESP-32-PICO WIFI Wireless bluetooth Control ModuleRead More
50Pcs 915MHz SW915-TH12 Copper Spring Antenna for Wireless Communication Module
$28.90Module ComponentsAdd to cartFeaturesSW915-TH12 copper spring antenna is a special antenna for 915MHz wireless communication system design. The antenna has good standing wave ratio, compact shape, ingenious structure, convenient installation, stable performance and good anti-vibration and aging ability.SpecificationFrequency range:915 MHz (+/-5)Standing wave ratioInput impedance:50Maximum power:5WGain:2.15 dBiWeight:1gHeight:12.5+/-1 mm (9T)Antenna color:copperInterface Form:Direct WeldingPackage included50 x Antenna
5Pcs 360 Degree Rotary Encoder Module Encoding Module
$11.83Other Module BoardAdd to cartFunctional characteristics and technical parameters 1)Nominal voltage:DC 5V 2)Wire A, B:0.5mA (Max 5mA; Min 0.5mA) 3)Common wire:1mA (Max 10mA; Min 0.5mA) 4)Temperature range:-30→ to+80→ 5)Output signal A , B phase position output square wave, when clockwise rotation, A phase position pull ahead B phase position 90 °, when anti-clockwise, B phase position pull ahead A …
5Pcs 360 Degree Rotary Encoder Module Encoding ModuleRead More
RD21F Delay Relay Module Power for Delay off Fan Module AC 100V-220V Time 0.2S-300min Adjustable Delay
$13.11Relay ModuleAdd to cartSpecificationsVoltage:100V-220V ACPower consumptionOutput:The output voltage is the same as the input voltage, and the maximum power supply capacity is 10A.Size:88* 36 * 22mmScrew hole:center distance 83mm * 31mm, aperture 3.2mmTime range:(4 files, selected by switch)First gear:range 0.2 seconds-30 seconds, accuracy:0.1 secondsSecond gear:range 0.2 seconds – 300 seconds (5 minutes), accuracy:0.3 secondsThird gear:range 0.2 seconds-30 minutes, …