Suchergebnisse für "school electronics"

1. Using heavy gold PCB, machine welding process to ensure quality2. Chip built-in 16bit AD converter, 16-bit data output3. Communication method: standard IIC/SPI communication protocol4. Power supply: 3-5v5. Use chip: MPU-92506. Pin spacing: 2.54mm7. Size: 15x25mmSpecification: Package Weight One Package Weight 0.02kgs / 0.04lb One Package Size 6cm * 3cm * 2cm / 2.36inch * 1.18inch * 0.79inch Qty per Carton 500 Carton Weight 12.00kgs / 26.46lb Carton Size 47cm * 23cm * 15cm / 18.5inch * 9.06inch * 5.91inch Loading Container 20GP: 1644 cartons * 500 pcs = 822000 pcs40HQ: 3817 cartons * 500 pcs = 1908500 pcs

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1. Size: 9x8x4cm2. Storage medium: TF card3. LCD screen size: 2.4 inches4. Pixel range: Front and rear dual camera 1200W pixels5. Material: ABS6. Battery life: 2-3 hours7. Weight: 175g8. Input voltage: 5V/1A9. Printing method: Thermal black and white printing10. Support paper: Thermal paper, thermal sticker11. Battery capacity: 1500mah12. Power supply mode: USB power supplyPacking list: 1. Print camera x 12. Data cable x 13. Sticker book x 14. Lanyard x 15. Film x 16. Color pen set x 17. Printing paper x 2Specification: Package Weight One Package Weight 0.25kgs / 0.56lb One Package Size 12cm * 12cm * 8cm / 4.72inch * 4.72inch * 3.15inch Qty per Carton 80 Carton Weight 21.00kgs / 46.30lb Carton Size 52cm * 27cm * 42cm / 20.47inch * 10.63inch * 16.54inch Loading Container 20GP: 452 cartons * 80 pcs = 36160 pcs40HQ: 1049 cartons * 80 pcs = 83920 pcs

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1. Wireless transmission: 2.4GHz adaptive frequency hopping2. Working distance: 40 meters (turning), 200 meters (sight distance)3. Microphone directivity: omnidirectional4. Microphone frequency response range: 20Hz-20KHz5. Input sound pressure level: 11dB SPL(MAX)6. Input dynamic range: 86dB7. Battery capacity: TX transmitter: 140mAh lithium battery (0.518Wh), RX receiver: 200mAh lithium battery (0.76Wh), charging box: 1400mAh lithium battery (5.18Wh)8. Use time: TX transmitter: 8 hours, RX receiver: 8 hours, charging box: can charge 2 TX and RX twice at the same time9. Dimensions: TX transmitter: 48 x 21.5 x 10mm, RX receiver: 48.3 x 27.6 x 11mm, charging case: 83 x 60 x 30mm10. Weight: TX transmitter: 11.8g, RX receiver: 17.5g, charging case: 80gPacking list:- With charging box: charging box x 1, TX transmitter x 1, RX receiver x 1, windshield x 1, 3.5mmTRS to 3.5mmTRS audio cable (for cameras) x 1, 3.5mmTRS to USB Type-C Cable (for Android phones) x 1, 3.5mmTRS to 3.5mmTRS audio cable (for phones) x 1, manual x 1, warranty card x 1- Without charging box: TX transmitter x 1, RX receiver x 1, windshield x 1, 3.5mmTRS to 3.5mmTRS audio cable (for cameras) x 1, 3.5mmTRS to USB Type-C cable (for Android Mobile phone) x 1, 3.5mmTRS to 3.5mmTRS audio cable (for mobile phones) x 1, manual x 1, warranty card x 1Specification: Package Weight One Package Weight 0.30kgs / 0.67lb One Package Size 16cm * 6cm * 10cm / 6.3inch * 2.36inch * 3.94inch Qty per Carton 98 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 98 pcs = 17346 pcs40HQ: 412 cartons * 98 pcs = 40376 pcs

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1. Suitable for home, office, outdoor, industrial environment; used for high-voltage line radiation detection of mobile phones, computers, TVs, refrigerators, etc.; test the effect of protective equipment such as radiation protective clothing and radiation protective films2. A machine can realize three functions, detect electric field, magnetic field radiation and temperature at the same time. Press the "Mode" key to realize the conversion of electric field/magnetic field and temperature functions.3. When the alarm threshold is exceeded (electric field: 40 volts/meter; magnetic field: 0.4 microTesla), the instrument will simultaneously emit sound, light up and display the screen contents.4. The LCD screen can display the change trend of radiation value and the radiation evaluation function is used to remind you whether the current radiation value is safe.5. During the measurement process, press the "Range" key to switch the display average value, MAX and MIN in turn.6. Easy to use, easy to operate with one hand, easy to move or perform on-site measurement7. Size: 152x52x26.5mm8. Note: Battery not included (AAA 1.5Vx3)Specification: Package Weight One Package Weight 0.11kgs / 0.25lb One Package Size 18cm * 7cm * 5cm / 7.09inch * 2.76inch * 1.97inch Qty per Carton 150 Carton Weight 16.40kgs / 36.16lb Carton Size 53cm * 42cm * 32cm / 20.87inch * 16.54inch * 12.6inch Loading Container 20GP: 374 cartons * 150 pcs = 56100 pcs40HQ: 869 cartons * 150 pcs = 130350 pcs

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1. Druckgeschwindigkeit: 160 mm/s 2. Druckbreite: 7200 Papierbreite 3. Papierbreite: 80mm 4. Druckdichte: 576 Punkte/Zeile oder 512 Punkte/Zeile 5. Schnittstelle: USB + WLAN 6. Die Kompatibilität ist stärker 7. Das integrierte Design der Schneidklinge macht sie verschleißfester und übernimmt das Programm des Anti-Stuck-Designs 8. Einfache Papierladestruktur, beim Papierlieferdesign bequemer und schneller Spezifikation: Paketgewicht Gewicht eines Pakets 1,89 kg / 4,16 lb Einheitspackungsgröße 22 cm * 15 cm * 15 cm / 8,66 Zoll * 5,91 Zoll * 5,91 Zoll Menge pro Karton 8 Kartongewicht 14,80 kg / 32,63 lb Kartongröße 46 cm * 32 cm * 32 cm / 18,11 Zoll * 12,6 Zoll * 12,6 Zoll Container laden 20GP: 566 Kartons * 8 Stück = 4528 Stück 40HQ: 1314 Kartons * 8 Stück = 10512 Stück

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1. Display technology: DLP (0.23 inch DMD)2. Projection light source: RGB LED3. The service life of the projection light source: more than 10,000 hours4. Brightness: 200 lumens5. Light type: LED6. Resolution: 1080P (1092X1080P), support 4K7. Projection size: 40-300 inches8. Contrast ratio: 1000:19. Projection ratio: 1.2:110. 3D mode: support shutter 3D11. Distortion: less than 1.26%12. Uniformity: greater than 90%13. Projection distance: 1m-8m14. Projection aspect ratio: 4:3/16:9/16:1015. Focusing mode: automatic focusing16. Keystone correction: automatic, vertical: +/-40 degrees17. Projection mode: front projection, rear projection, ceiling projection18. Same screen mirroring: Eshare/Airplay/MiraCast19. Scheme: RK336820. Basic frequency: 8-core, 64-bit, Ar53 core, 1.5G21. Processor: G6110 GPU22. Running memory: 2GB DDR323. Built-in storage: 16GB24. WIFI: dual frequency 2.4G/5G, 802.11a/b/g/n ac25. Bluetooth: BT5.0 (TBD)26. Bluetooth audio mode: one-key switch, (the projector is on the screen, the projector can be used as a Bluetooth audio)27. Built-in battery capacity: 7.4V 4000MAH28. Interface: HDMI X1, USB X2, 3.5 headphone output X1, DC input 15V3A29. Unique cylindrical appearance, with touch module, can be operated by hand touch, remote control, mouse, etc.30. Built-in battery, can last for 1.5 hours, built-in 3W speaker, experience high-quality music anytime, anywhere31. The size of the projection screen can be adjusted at will, zooming in the same proportion, without moving the machine, you can directly use the remote control to operate32. It can be adjusted to the Bluetooth speaker mode, the projector screen is off, and the projector can be used as a Bluetooth speaker33. The auto focus function is not only convenient to use, but also more technological, which solves the needs of users34. With off-axis function, it can be placed and watched at will35. Android 7.1 system, with 2.4G/5G WIFI, can realize large-screen interaction with the same screen mobile phone, and can watch movies and play games online, etc.36. Body size: 93x93x161mm37. Net weight of the body: 0.9kgSpecification: General Model A5 OS Android 7.1 RAM 2GB ROM(Flash) 16GB Display Types DLP Native Resolution 1920 x 1080 Aspect Ratio 16:9, 4:3, 16:10 Brightness 200 lumens Light Source Life more than 10,000 hours Lamp Types/Number/Life LED Contrast Ratio 1000:1 Projector Ratio 1.2:1 Keystone Correction automatic, vertical: +/-40 degrees Focusing Manner Auto Projection Methods Front, Rear, Ceiling Battery Capacity 7.4V 4000MAH Speaker 3W Interfaces(I/O) 2 x USB Ports 1 x HDMI Port 1 x Earphone Out Port 1 x DC In Port WiFi dual frequency 2.4G/5G, 802.11a/b/g/n ac Bluetooth 5.0 Dimensions Size 93x93x161mm Weight 0.9kg Package Weight One Package Weight 1.95kgs / 4.30lb One Package Size 25cm * 17cm * 14cm / 9.84inch * 6.69inch * 5.51inch Qty per Carton 5 Carton Weight 10.53kgs / 23.21lb Carton Size 51cm * 43cm * 15cm / 20.08inch * 16.93inch * 5.91inch Loading Container 20GP: 810 cartons * 5 pcs = 4050 pcs40HQ: 1881 cartons * 5 pcs = 9405 pcs

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Do you have trouble at that how to connect 4 sets stereophonic signal source and 2 sets output equipment?Do you have trouble at that how to connect 2 sets signal source equipment and 4 sets output equipment?One strong stereophonic shift distribute device able to solve the problems that multiply equipment plug in and out, double way use. With remote control shift function.1. 4 sets stereophonic input, 2 sets stereophonic output adopt digit switch shift and remote control shift, will not generate burst sound when shifting2. Input and output able to be used once inserted, non consumption shift at input and output signal.3. Mainly used to select and shift various stereophonic signal input mutually use to output one set or multiply sets equipment, example there has multiply stereophonic signal source (TV audio frequency, MP3 player, CD player, video game, mobile phone, PAD, computer, gramophone) and other equipment need output to power amplifier or source loudspeaker box.4. 4 sets signal audio source select shift device solve the complex circuit plug in and out operation, unify connect the equipment signal source which need input to the shift device then easily convenient to select.5. This product able to realize two operating methods, 4 input 2 output, reversely wiring realize 2 input 4 output, double ways use.1. Simple installation: input and output, able to be used once inserted, convenient to install, signal source non consumption shift, then can enjoy different hearing experienceProduct Parameter1. Material: Metal2. Interface: RCA interface3. Power supply: USB 5V supply power, able to be used once inserted4. Input and output impedance: 10Kohms - 50Kohms5. Frequency responding: 20 - 20kHz.6. Distortion: Less than 0.002%7. Output consumption: Less than 0.01dB8. Signal gain: 0dB9. Signal-noise ratio S/N: Greater than 98dB10. Input and output interface: standard RCA gold plating interface11. Input passageway: 4 ways stereophonic shift input (can not mix input at the same time, select 1 in 4 to output)12. Output passageway: 2 ways stereophonic select and shift output (cannot output at the same time, select 1 in 2 to output)13. Control switch method: manually shift, or remote control shift14. Input shift passageway: 4 passageways15. Output shift passageway: 2 passageways16. Single product net weight: 0.35kg17. Product size: length 123mm x width 75mm x height 38mmKit list1. B060--4 in 2 out audio frequency signal select and shift device x 12. USB power supply wire (wire length 100cm) x 13. Remote controller x 1Specification: Package Weight One Package Weight 0.54kgs / 1.19lb One Package Size 22cm * 16cm * 7cm / 8.66inch * 6.3inch * 2.76inch Qty per Carton 20 Carton Weight 11.50kgs / 25.35lb Carton Size 45cm * 33cm * 37cm / 17.72inch * 12.99inch * 14.57inch Loading Container 20GP: 485 cartons * 20 pcs = 9700 pcs40HQ: 1126 cartons * 20 pcs = 22520 pcs

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1. 100 meters transmission distance (330FT) 2. Built-in lithium battery, charge once, battery life 5-6 hours 3. Strong anti-interference, can penetrate walls 4. Built-in damping shaft, 270 degree rotation to adjust orientation 5. Plug and play, lossless sound quality 6. Working channel: Channel 20 7. Receiving sensitivity: -90dBm 8. Frequency response range: 20-20000Hz 9. Frequency range: U frequency 10. Delay time: less than 0.5ms 11. Sampling rate: 64KHz, 16bit 12. Signal to noise ratio: 95dB 13. Distortion: 0.3%@1KHz 14. Dynamic range: 90dB 15. Size: 11.66x3.66x1.63cmSpecification: Package Weight One Package Weight 0.22kgs / 0.48lb One Package Size 16cm * 13cm * 6cm / 6.3inch * 5.12inch * 2.36inch Qty per Carton 40 Carton Weight 8.50kgs / 18.74lb Carton Size 53cm * 34cm * 32cm / 20.87inch * 13.39inch * 12.6inch Loading Container 20GP: 462 cartons * 40 pcs = 18480 pcs40HQ: 1073 cartons * 40 pcs = 42920 pcs

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1. New version of ESP32: REV1 2. Wi-Fi/Bluetooth/4MB flash memory/4MB PSRAM/3D antenna/LORA Product description 1. Working voltage: 1.8~3.7v 2. Acceptable current: 10~14mA 3. Emission current: -120mA at +20dBm -90 mA at +17dBm -29mA at +13dBm 4. Working frequency: 868MHz version SX1276 5. Transmitting power: + 20dBm 6. Receiving sensitivity: - 139dBm at LoRa and 62.5Khz & SF = 12 and 146bps - 136dBm at LoRa and 125Khz&SF = 12 & 293bps - 118dBm at LoRa & 125Khz & SF = 6& 9380bps - 123dBm at FSK & 5Khz & 1.2Kbps 7. Frequency error: +/- 15KHz 8. FIFO space: 64Byte 9. Data rate: - 1.2K~300Kbps at FSK - 0.018K~37.5Kbps in LoRa 10. Modulation mode: FSK, GFSK, MSK, GMSK, LoRa TM, OOK 11. Interface form: SPI 12. Sleep current: - 0.2uA in SLEEP - 1.5uA in IDLE 13. Working temperature: -40 degrees Celsius-+ 85 degrees Celsius 14. Digital RSSI function 15. Automatic frequency correction 16. Automatic gain control 17. RF wake-up function 18. Low pressure detection and temperature sensor 19. Fast wake-up and frequency hopping 20. Highly configurable packet handler Global Positioning System 1. GPS module NEO-M8N, 3V-5V power supply universal 2. Designated module with ceramic antenna, super strong signal 3. Save configuration parameter data EEPROM Down 4. With data backup battery 5. With LED signal indicator 6. The default baud rate: 9600 Power 1. TP5400 2. 2A battery management 3. LED indicator: There are 4 LEDs to display the battery status in real time. 4. Power button: Click once to start. Tap twice quickly to close. 5. USB 6. CP2104-GMR 7. Pre-flash firmware: SoftRF V4.0 Packing list: 1. TTGO T-Beam ESP32 2. 433MHz antenna 3. Pin x 1 4. Screw Washer x 3 Note: OLED is not included in the invoiceSpecification: Package Weight One Package Weight 0.09kgs / 0.19lb One Package Size 22cm * 18cm * 5cm / 8.66inch * 7.09inch * 1.97inch Qty per Carton 100 Carton Weight 7.00kgs / 15.43lb Carton Size 45cm * 37cm * 52cm / 17.72inch * 14.57inch * 20.47inch Loading Container 20GP: 308 cartons * 100 pcs = 30800 pcs40HQ: 715 cartons * 100 pcs = 71500 pcs

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1. Frequency response: 50Hz-20KHz 2. Impedance: 2.2K ohm 3. Directionality: Omnidirectional 4. Plug: 3.5mm gold plated straight 5. Applicable: mobile phones/laptops/desktop computers/repeaters/recording pens, etc. to improve the sound quality of the original built-in microphone 6. Microphone size: 6.0x2.7mmSpecification: Package Weight One Package Weight 0.01kgs / 0.03lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 360 Carton Weight 3.24kgs / 7.14lb Carton Size 45cm * 48cm * 60cm / 17.72inch * 18.9inch * 23.62inch Loading Container 20GP: 205 cartons * 360 pcs = 73800 pcs40HQ: 477 cartons * 360 pcs = 171720 pcs

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1. Bildsystem: LCD 2. Licht: LED 3. Native Auflösung: 1280x720P 4. Maximale Auflösung: 1920 x 1080 5. Helligkeit: 80ANSI 6. Kontrastverhältnis: 3000:1 7. Leistungsabfall: 50W 8. Stromversorgung: 100-240 V, 50/60 Hz 9. Lärm: weniger als 25 dB 10. Bildgröße: 36-200 Zoll 11. Wurfweite: 1,2-5m 12. Seitenverhältnis: 4:3/16:9 13. Lautsprecher: 4 Ohm 3W 14. Eingang: AV/USB/HDMI 15. Abmessungen: 160mmx125mmx68mm 16. Gewicht: 0,6 kg Spezifikation: Paketgewicht Gewicht eines Pakets 1,04 kg / 2,30 lb Einheitspackungsgröße 23 cm * 21 cm * 11 cm / 9,06 Zoll * 8,27 Zoll * 4,33 Zoll Menge pro Karton 20 Kartongewicht 19,60 kg / 43,21 lb Kartongröße 54 cm * 48 cm * 42 cm / 21,26 Zoll * 18,9 Zoll * 16,54 Zoll Container laden 20GP: 244 Kartons * 20 Stück = 4880 Stück 40HQ: 568 Kartons * 20 Stück = 11360 Stück

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Parameter: 1. Material: ABS + Silikon 2. Wechselspannung: 0-750 V 3. Gleichspannung: 0-1000 V 4. Wechselstrom: 0 mA – 10 A. 5. Gleichstrom: 0 mA – 10 A. 6. Widerstand: 0-60 Milliohm 7. Kapazität: 0nF-100mF 0nF-100mF 8. Hertz: 0 Hz – 999,9 kHz 9. Temperatur: -40 ~ 1000 Grad Celsius / -40 ~ 1832 Grad Fahrenheit 10. Zählen: 6000 Zählungen 11. Anzeige: VA-Farbdisplay 12. Bildschirm: Touchscreen 13. Eingebauter Akku: 3,7 V 2800 mAh Lithiumbatterie 14. Produktgröße: 152x76x25mm 15. Produktgewicht: 217 Gramm Beschreiben: 1. Einschließlich AC/DC-Spannung, AC/DC-Strom, Widerstand, Kapazität, Temperatur, Frequenz, Diode, Summer, Neutralleiter, Arbeitszyklus und anderen Messfunktionen 2. Intelligenter Sensor-Touchscreen, einfach zu bedienen 3. VA-Farbumkehranzeige, Anzeige 6000-mal (MAX), mit Datenhaltefunktion, deutliches Ablesen des Messwerts in verschiedenen Arbeitsumgebungen 4. NCV berührungslose Induktion, mit NCV-Sensor zur Induktion, je näher an der Stromversorgung, desto schneller der Alarm, die Taschenlampe blinkt rot 5. Die Taschenlampe beleuchtet die Vorderseite. In einer dunklen Umgebung haben Sie keine Angst mehr, die gemessene Position nicht sehen zu können. Es ist ein guter Helfer für Nachtarbeit 6. Weicher Silikondraht, hochwertiger Prüfdraht weist die Eigenschaften von Zugfestigkeit und hoher Temperaturbeständigkeit auf und hat die Funktion des Frostschutzes und des Brennschutzes 7. Eingebauter wiederaufladbarer Lithium-Akku: Sie müssen den Akku nicht erneut kaufen und ersetzen. Er ist mit einem C-Typ-Kabel zum Aufladen ausgestattet, sicherer und bequemer 8. silikon schutzhülle: Eingewickelt mit einem silikon schutzhülle, es kann effektiv verhindern fallen, schützen die multimeter vor schäden, stoßfest und kratzfest Spezifikation: Paketgewicht Gewicht eines Pakets 0,49 kg / 1,08 lb Einheitspackungsgröße 21 cm * 11 cm * 6 cm / 8,27 Zoll * 4,33 Zoll * 2,36 Zoll Menge pro Karton 62 Kartongewicht 30,00 kg / 66,14 lb Kartongröße 50 cm * 50 cm * 60 cm / 19,69 Zoll * 19,69 Zoll * 23,62 Zoll Container laden 20GP: 177 Kartons * 62 Stück = 10974 Stück 40HQ: 412 Kartons * 62 Stück = 25544 Stück

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