Resultados de la búsqueda de "educational electronics"

1. One machine with dual use, can test electric and magnetic field radiation at the same time 2. Sound and light alarm, when the detection result exceeds the safe value, the instrument will automatically alarm 3. Data lock, one-key lock of radiation value 4. LCD graphic display radiation value trend 5. Radiation assessment, remind you whether the radiation value is safe 6. Stylish design, easy to operate, it is easy to move or perform on-site measurement 7. Can test electric field radiation and magnetic field emission to achieve good test results 8. Used to test and study indoor and outdoor electromagnetic radiation 9. Built-in electromagnetic radiation sensor, after processing by the control microchip, the radiation value can be displayed on the LCD digital display. You can deal with electromagnetic radiation reasonably or take effective preventive measures based on the test results 10. Test bandwidth: 5Hza??3500MHz 11. Sampling time: about 0.4 seconds 12. Working temperature: 0-50 degrees Celsius 13. Operating humidity: relative humidity is less than 80% 14. Working voltage: 9V 15. Power supply: 6F22 9V battery 16. Size: 63.6x31x125.8mm 17. Weight: 146gSpecification: Package Weight One Package Weight 0.26kgs / 0.58lb One Package Size 18cm * 13cm * 6cm / 7.09inch * 5.12inch * 2.36inch Qty per Carton 60 Carton Weight 17.04kgs / 37.57lb Carton Size 57cm * 40cm * 45cm / 22.44inch * 15.75inch * 17.72inch Loading Container 20GP: 259 cartons * 60 pcs = 15540 pcs40HQ: 603 cartons * 60 pcs = 36180 pcs

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1. Material: plastic, silicone, electronic components2. Support languages: Malaysian, Czech, Danish, German, English, Spanish, French, Italian, Hungarian, Dutch, Polish, Portuguese, Slovak, Swedish, Vietnamese, Turkish, Greek, Russian, Ukrainian, Arabic, Thai, Lao, Chinese, Japanese3. System: Support Android compatible IOS4. Function: Waterproof, audio and video entertainment, photography, pedometer, social entertainment, intelligent reminder, information push, weather, mobile positioning, tracking/alarm, alarm clock, face recognition, sports tracking, sleep analysis5. Screen size: 1.4-inch LCD screen6. Screen resolution: 240x2407. Memory: RAM 512MB + ROM 1GB8. Camera pixel: front camera: 0.3M9. Positioning: GPS, WIFI, LBS10. Built-in battery: 680mAh lithium battery11. Charging time: 2.5 hours12. Standby time: 100 hours13. Waterproof rating: IP6714. Product net weight: 63gSpecification: Package Weight One Package Weight 0.17kgs / 0.37lb One Package Size 15cm * 9cm * 5cm / 5.91inch * 3.54inch * 1.97inch Qty per Carton 20 Carton Weight 2.90kgs / 6.39lb Carton Size 43cm * 31cm * 12cm / 16.93inch * 12.2inch * 4.72inch Loading Container 20GP: 1667 cartons * 20 pcs = 33340 pcs40HQ: 3870 cartons * 20 pcs = 77400 pcs

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Features: 1.Built-in professional recording audio processing program, MP3 format recording, one button one function, simple and convenient operation 2.Large-capacity memory allows you to record easily; large-capacity battery to meet your recording time needs 3.Intelligent noise reduction, condenser microphone recording, restore the real sound. 4.Support recording function, convenient and practical 5.Support multiple formats of MP3/WAV audio file playback, automatically shut down and save the recording when the battery is low 6.Drive-free U disk, USB2.0 universal interface, high-speed data transmission 7.Intelligent voice control recording, it coulde be effectively saving storage space and reducing useless files 8. Adopting high-definition broken code screen display, easy to operate at night and clearly visible. Specification: 1.Material: ABS 2.Color: Black 3.Size: 30x97x13mm 4.Recording distance: 10 meters 5.Recording time: 600 minutes 6.Recording format: MP3 7.Transmission interface: USB2.0 8.Power supply: 3.7V-4.2V 9.Battery capacity: 270mAh 10.Recording bit rate: 128Kbps 11.S/N (Noise Ratio): more than or equal to 70dB 12.Power supply; rated voltage: .3.7V-4.2V 13.USB input rated voltage/power: 5V300MAH--5V500MAH 14.Distortion: 0.05% 15. Memory: 8GB Packing list Recording pen(not included TF Card) X1 earphone X1 charging cable X1 user manual X1 Specification: Package Weight One Package Weight 0.13kgs / 0.28lb One Package Size 13.5cm * 7.6cm * 4.8cm / 5.31inch * 2.99inch * 1.89inch Qty per Carton 100 Carton Weight 12.00kgs / 26.46lb Carton Size 48cm * 25cm * 53cm / 18.9inch * 9.84inch * 20.87inch Loading Container 20GP: 419 cartons * 100 pcs = 41900 pcs40HQ: 973 cartons * 100 pcs = 97300 pcs

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Features1. Adopt PL2303GS new version device 2. Support windows XP/7/8/10/11/... 3. 3x VCCIO power mode via jumper setting: - VCCIO - 5V: 5V output - VCCIO - 3.3V: 3.3V output 4. Open the jumper: powered from target board (1.8V/2.5V/3.3V/5V) 5. 3x LED indicators: TXD, RXD, PWRPackage List1. PL2303 USB UART Board (type A) V2 x1 2. 4-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 500 Carton Weight 8.00kgs / 17.64lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 500 pcs = 283000 pcs40HQ: 1314 cartons * 500 pcs = 657000 pcs

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PORTABLE MULTI-BAND RADIO One Compact Radio. Ten Bands. A World of Listening. The Kchibo KK-9803 combines FM, AM and eight shortwave bands with a built-in speaker, headphone output and foldable stand in a compact portable design. 10-BandAM / FM / SW 57mmBuilt-in Speaker 132gApprox. Weight 2 AABattery Option 📻 More Frequencies. More Choice. From everyday FM listening to AM broadcasts and eight shortwave ranges, the KK-9803 gives you a broad selection of frequencies in one easy-to-carry receiver. Its high-sensitivity reception is designed to help you explore available stations across supported bands. 🔊 Listen Your Way Use the built-in 57mm speaker when you want room-filling listening from the compact unit, or connect headphones through the 3.5mm headphone jack when you prefer a more personal listening experience. 🧳 Compact, Practical & Easy to Position At approximately 117 × 73 × 27mm and 132g, this mini receiver is easy to carry and store. The foldable stand lets you adjust its position for a more convenient viewing and listening angle. 🔄 Auto Rotation 📸 More Product Photos ⚙️ Key Specifications FM: 87–108MHz AM: 527–1606kHz Shortwave: SW1–SW8 supported ranges Signal-to-noise ratio: ≥40dB Power: DC 3V or 2 × AA batteries Speaker: 57mm, 4Ω, 0.25W Headphone output: 3.5mm Material: Plastic Size: Approx. 117 × 73 × 27mm Weight: Approx. 132g 📦 Package Details Package weight: 0.15kg / 0.34lb Package size: 15 × 10 × 5cm Carton quantity: 60 Carton weight: 11kg / 24.25lb Carton size: 41 × 31 × 32cm ⭐ MIRA SALES TIP For portable use, carry two suitable AA batteries when mains power is not available. Headphones can be connected through the 3.5mm jack for private listening. ✅ Why You'll Love It 10-band listening: FM, AM and eight shortwave ranges in one receiver. Compact portability: Small 132g body is easy to carry. Flexible listening: Built-in speaker or 3.5mm headphones. Easy positioning: Foldable stand supports convenient placement. Simple power options: DC 3V or two AA batteries. Tune In. Take It Anywhere. A compact multi-band receiver made for simple, flexible listening wherever you go.

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1. Mini body, compact and portable to carry in pocket. 2. Single-Band Display. 3. Frequency Range: 400-480(MHz) 4. Number of channels: 22 5. Operating Voltage: DC 3.7V 6. Theoretical communication distance: 1-3km 7. Communication type: Cannot insert cardSpecification: Package Weight One Package Weight 0.47kgs / 1.04lb One Package Size 12cm * 5cm * 4cm / 4.72inch * 1.97inch * 1.57inch Qty per Carton 50 Carton Weight 24.00kgs / 52.91lb Carton Size 38cm * 32cm * 28cm / 14.96inch * 12.6inch * 11.02inch Loading Container 20GP: 783 cartons * 50 pcs = 39150 pcs40HQ: 1818 cartons * 50 pcs = 90900 pcs

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1. Mini body, compact and portable to carry in pocket. 2. Single-Band Display. 3. Frequency Range: 400-480(MHz) 4. Number of channels: 22 5. Operating Voltage: DC 3.7V 6. Theoretical communication distance: 1-3km 7. Communication type: Cannot insert cardSpecification: Package Weight One Package Weight 0.47kgs / 1.04lb One Package Size 12cm * 5cm * 4cm / 4.72inch * 1.97inch * 1.57inch Qty per Carton 50 Carton Weight 24.00kgs / 52.91lb Carton Size 38cm * 32cm * 28cm / 14.96inch * 12.6inch * 11.02inch Loading Container 20GP: 783 cartons * 50 pcs = 39150 pcs40HQ: 1818 cartons * 50 pcs = 90900 pcs

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1. Pixel: HD 12 millones de píxeles 2. Pantalla: 7 pulgadas 3. Aumento: sistema de aumento continuo de 1 a 1200 veces. 4. Capacidad de la batería: 3000 mAh 5. Dieciséis sistemas lingüísticos: inglés, español, ruso, coreano, japonés, tailandés, hebreo, portugués, alemán, francés, italiano, turco, checo, polaco, chino tradicional, chino simplificado. 6. Tarjeta de memoria conectable, compatible con 1-128 GB 7. Con 8 luces LED brillantes 8. Distancia del objeto: 10 mm hasta el infinito (diferentes distancias del objeto corresponden a diferentes múltiplos) Especificación: Peso del paquete Peso de un paquete 1,35 kg/2,99 lb Un tamaño de paquete 21 cm x 26 cm x 8 cm (8,27 pulgadas x 10,24 pulgadas x 3,15 pulgadas) Cantidad por caja 22 Peso de la caja 30,00 kg/66,14 lb Tamaño de la caja 50 cm * 50 cm * 60 cm / 19,69 pulgadas * 19,69 pulgadas * 23,62 pulgadas Contenedor de carga 20GP: 177 cajas * 22 uds. = 3894 uds. 40HQ: 412 cajas * 22 piezas = 9064 piezas

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1. Suitable for short-distance communication2. Simple operation, a gift for children3. Frequency range: 446MHz4. Output power: 0.5W5. Channel: 86. Battery type: 4 *AAA” batteries (not included)7. With LCD display, including battery status indicator8. Transmit and receive icons9. Channel number and scan status display10. 10 call tone, VOX, monitoring function11. Low battery warning12. Built-in flashlight13. With automatic noise suppression function14. Earpiece connection, call reminder15. Size: 140x55x28mm16. Weight: 79gSpecification: Package Weight One Package Weight 0.23kgs / 0.50lb One Package Size 18cm * 8cm * 7cm / 7.09inch * 3.15inch * 2.76inch Qty per Carton 40 Carton Weight 9.70kgs / 21.38lb Carton Size 36cm * 36cm * 35cm / 14.17inch * 14.17inch * 13.78inch Loading Container 20GP: 587 cartons * 40 pcs = 23480 pcs40HQ: 1364 cartons * 40 pcs = 54560 pcs

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1. Built-in high-precision single-chip microcomputer, automatically stop charging after the battery is full, safe and secure2. LCD display shows the real-time charging status of the battery3. Charging anytime, anywhere, Micro USB input, power supply and solar energy, no need to worry about not being able to charge outdoors4. It can charge 4 batteries at the same time, saving time and improving efficiency5. Purpose: capacity test, internal resistance test, storage function, real-time current6. Number of slots: 47. Working temperature: 0-40 degrees Celsius8. Input voltage / current: 5V / 3A, 9V / 2A9. Charging current: 500mA, 1000mA, 2000mA, 3000mA10. Output current: less than or equal to 120mA11. Output voltage: 4.2V / 1.42V12. Note: The product only contains the charger, does not contain other accessories such as batteries13. Size: 149x115x35mm14. Weight: 212gFor battery1.3.6V / 3.7V IMR / Li-ion / LiFePO4: 10440, 14500, 14650, 16500, 16340 (RCR123), 16650, 17350, 17500, 17650, 17670, 17700, 18350, 18490, 18500, 18650, 18700, 20700 , 21700, 22500, 22650, 25500, 26500, 26650, 267002.1.2V Ni-MH/Ni-Cd: AA, AAA, AAAA, C, DSpecification: Package Weight One Package Weight 0.37kgs / 0.80lb One Package Size 15cm * 12cm * 6cm / 5.91inch * 4.72inch * 2.36inch Qty per Carton 40 Carton Weight 13.00kgs / 28.66lb Carton Size 30cm * 50cm * 43.3cm / 11.81inch * 19.69inch * 17.05inch Loading Container 20GP: 410 cartons * 40 pcs = 16400 pcs40HQ: 953 cartons * 40 pcs = 38120 pcs

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1. Scope of application: industrial testing, circuit board testing, knitwear testing, student teaching, etc.2. Eyepiece magnification: 6003. Objective lens magnification: 6004. Instrument magnification: 600 times5. Resolution: 1080P, 720P, VGA6. Display: 4.3-inch high-definition OLED display7. Built-in battery: 2000mAh lithium battery8. Charging time: 4 hours9. Battery life: about 6 hoursSpecification: Package Weight One Package Weight 0.77kgs / 1.71lb One Package Size 21cm * 17cm * 8.5cm / 8.27inch * 6.69inch * 3.35inch Qty per Carton 38 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 38 pcs = 6726 pcs40HQ: 412 cartons * 38 pcs = 15656 pcs

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1. Full-featured Type-C interface, supports audio and video transmission, plug and play, instantly magnifies your phone screen.2. Split-screen computer operation for collaborative processing and improved work efficiency.3. IPS wide viewing angle, high color gamut display, excellent display performance, rich display colors, wide viewing angle, RGB coverage of more red, green, and blue gamut areas, presenting a professional-grade color gamut.4. HDR true color quality, pursuing natural color transitions, not missing any details.5. 120Hz high refresh rate display, a new level of smoothness, 120 frames per second rapid response, comprehensively upgraded gaming and viewing experience.6. 4K ultra-high-definition resolution, clearly presenting sharper details several times that of ordinary screens, every pixel is crystal clear.7. Supports 10-point touch, actual touch points depend on the software system.8. Tempered glass panel, hardness up to 6H.9. Fully laminated screen, high clarity, dustproof.10. Dual-channel speakers, black magnetic high-fidelity speakers, louder volume, wider sound range, and superior sound quality.11. A great partner for game consoles, providing a better gaming experience and a wider, clearer field of view.12. Comes with a detachable magnetic protective cover, adjustable to two angles.13. The main control device requires a full-function Type-C interface to use the Type-C display function. Images are for illustrative purposes only; this product does not include the motherboard or host unit.14. Dimensions: 354.6 x 230.4 x 10 mmSpecification: Package Weight One Package Weight 0.80kgs / 1.77lb One Package Size 38cm * 25cm * 5cm / 14.96inch * 9.84inch * 1.97inch Qty per Carton 6 Carton Weight 5.90kgs / 13.01lb Carton Size 40cm * 27cm * 32cm / 15.75inch * 10.63inch * 12.6inch Loading Container 20GP: 771 cartons * 6 pcs = 4626 pcs40HQ: 1791 cartons * 6 pcs = 10746 pcs

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