Category: Science Education
Showing 17–32 of 546 results
1000 x 2.0MP Magnifier USB Digital Electronic Microscope 4.3 inch LCD Display
$147.81ChemistryAdd to cartSpecificationsModel Name:DM4Screen size:4.3 inch high screenSensors:high performance optical wafersMain control chip:special master control 16Bit DSPLensoptical size:1/6.5inchPhoto resolution:VGA; 1.3 M; 2 M; 3 MVideo resolution:VGA; 720PData format:JPG/AVIFocus mode:Manual operationPicture format:JPG/BMPMagnification times:1000Light source:8 LED lights (adjustable brightness)Focus range:10~40mm(to watch the distant view)PC resolution and image transfer rate:640*480/26fps ,1280*720/26fpsWhite balance AutomaticExposure AutomaticPC operating system:for Windows xp, for win7,for …
1000 x 2.0MP Magnifier USB Digital Electronic Microscope 4.3 inch LCD DisplayRead More
1000cc Globe Shaped Beverage Liquor Dispenser Drink Wines Pump Single Pump
$54.66GeographyAdd to cartSpecificationBeers Hour Dispenser / Wines Pourer / Wines DecanterMEASURING CUP / OZ CUPMaterial:ABS Standard / MetalMain Color:As picture showedDiameter:15cm/5.9inchesHeight:35cm/13.78inchesCapacity:1000cc/mlPackage included1x Globe Shaped Beverage Liquor Dispenser
1000X 8 LED Light Adjustable Dimmer Practical Digital Microscope
$31.94ChemistryAdd to cartSpecification-Color:Black-Size:112*33mm(4.4*1.29 inch)-Controller:High-speed DSP-Interface:USB-Flash control:50Hz/60Hz-Best video resolution:1600*1200-Magnification:1000X-LDE lamp:8LED-Image format:JPEG/BMP-Video format:AVI-Support system:windows-Hardware requirements:Petium and above, 20M hard disk, CM ROM -drive, 128MB memory, Direct X VGA card-Computer interface:USB2.0&USB1.0-Software compatibility:TWAIN/VFW, etc.Features-8 LED Light ,Photo button can quickly capture pictures for easy operation-Equipped with 360-degree rotating stand, accurate inspection effect-Industry:Inspection and inspection of PCB circuitboard, precision -machinery, printing, SMT …
1000X 8 LED Light Adjustable Dimmer Practical Digital MicroscopeRead 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
100PCS Rugged Wooden Commemorative Coin Display Case Capsule Holder Storage Collection Box
$64.79ChemistryAdd to cartSpecificationMaterial:Solid woodSize:28x19x4.5 cmCapacity:100 pcsApplicationCommemorative coin collectionFeatures-Adjust the excess gasket by the diameter of the commemorative coin, and the applicable specifications are wider.-Large capacity, store 100 commemorative coins.-Solid wood, sealed with aprons, double protection, resistant to oxidation.Package Include1 x Wooden Box1 x Tote Bag100 x Round Box100 x Gasket
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
10Pcs 2.2inch Plastic Mesh Net Basket Hydroponic Aeroponic Flower Container Grow Pot Planting Basket
$14.16ChemistryAdd to cartSpecification Material:Plastic Height:55mm Weigh:3gThe upper edge of the outer diamete:55 mmThe outer diameter:48 mmThe lower end of the outer diameter:33 mmFeatures1.Good permeability:these net cups are designed with slotted mesh, can promote a more efficient plant growth through aeration.2.Growing by its own way:net pot with holes in the bottom, produce healthy roots with even drainage, which …
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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, …