Suchergebnisse für "school electronics"

1. Diamond Selector III ist ein kompaktes elektronisches Gerät zur Unterscheidung echter Diamanten von anderen simulierten Steinen. Es ist für eine schnelle, präzise und sichere Diamantprüfung konzipiert 2. Leicht und ultrakompakt (im Format einer Kreditkarte) 3. LED-Licht und Audio-Ergebnisanzeige 4. Genaues und zuverlässiges Lesen 5. Metallalarm 6. Einfache Kalibrierung für Steine ​​verschiedener Größen 7. Praktische Tragetasche 8. Prüfplattform für lose Steine 9. Prüfmöglichkeiten: Diamanten / Diamantsimulation (zB CZ) / Metall 10. Auto-Off: N/A 11. Erstes Aufwärmen: ca. 20 Sekunden 12. Anzeige: Audio- und LED-Lampen 13. Stromversorgung: 2 x AA-Batterien (nicht im Lieferumfang enthalten) 14. Größe: 84 x 53 x 14 mm 15. Gewicht: 40g Spezifikation: Paketgewicht Gewicht eines Pakets 0,09 kg / 0,21 lb Einheitspackungsgröße 15 cm * 12 cm * 2,5 cm / 5,91 Zoll * 4,72 Zoll * 0,98 Zoll Menge pro Karton 100 Kartongewicht 10,00 kg / 22,05 lb Kartongröße 24 cm * 42 cm * 24 cm / 9,45 Zoll * 16,54 Zoll * 9,45 Zoll Container laden 20GP: 1102 Kartons * 100 Stück = 110200 Stück 40HQ: 2558 Kartons * 100 Stück = 255800 Stück

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1) 15X handheld exclamation mark type magnifier 2) With high brightness, two LED lamps can make the magnifier clearer 3) Adopt handhold handle to conform to ergonomics design, ensure softer and more comfortable hand feeling 4) With arc shaped switch pushing board to conforms to finger shape 5) Apply to offices, hospitals, schools, instrument evaluation, printing, home living use 6) Diameter: 37mm 7) Powered by 3 x AAA batteries (Batteries not included) 8) Size: 130mm x 45mm x 22mm 9) Package Contents: - 1 x Magnifier - 1 x User ManualSpecification: Package Weight One Package Weight 0.07kgs / 0.16lb One Package Size 13.8cm * 5cm * 3.7cm / 5.43inch * 1.97inch * 1.46inch Qty per Carton 160 Carton Weight 10.00kgs / 22.05lb Carton Size 50cm * 30cm * 30cm / 19.69inch * 11.81inch * 11.81inch Loading Container 20GP: 592 cartons * 160 pcs = 94720 pcs40HQ: 1375 cartons * 160 pcs = 220000 pcs

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1. Power: 120W2. Resolution: 1080P (1920x1080)3. Brightness: 2004. Projection picture size: 100 inches5. Interface: USB, HDMI, 3.5mm6. Chip: ALLWINNER H7137. Support language: Chinese, English, French, German, Korean, Japanese, Spanish, Indian and other languages in more than 30 countries and regions8. Weight: about 1000g9. Size: about 17.5 x 11 x 10.2cm10. Description: the same screen version for phone without built-in system, Android version with Android systemFeatures:1. Lightweight and portable, easy to use at any time2. Comes with a desktop stand, 360-degree free adjustment, stable hovering3. Global electronic focus, clear presentation of the picture4. Bi-directional trapezoidal correction, side projection is also a square picture, living room, bedroom, bedside at will, do not worry about the placement of the location is not appropriate5. Under the same WiFi, one key to realize a variety of devices wireless screen casting6. Bluetooth audio, headphones, U disk, mobile hard disk, keyboard, mouse and other devices, such as one-key connection7. Light enters the human eye through diffuse reflection, reducing light stimulation and delaying visual fatigue8. Built-in HIFI audio, 3D surging sound quality, dual-channel surround sound9. Detachable bracket design, more convenient multi-angle projection10. Brightening light source, brighter and clearer11. Square pixel architecture, clear picture, detailed text12. Intelligent AI voice remote control, more convenientSpecification: Package Weight One Package Weight 1.19kgs / 2.61lb One Package Size 23cm * 22cm * 17cm / 9.06inch * 8.66inch * 6.69inch Qty per Carton 12 Carton Weight 15.40kgs / 33.95lb Carton Size 47cm * 45cm * 42cm / 18.5inch * 17.72inch * 16.54inch Loading Container 20GP: 300 cartons * 12 pcs = 3600 pcs40HQ: 696 cartons * 12 pcs = 8352 pcs

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1. Rechargeable, with built-in 18650 rechargeable battery.2. Support USB flash disk and TF card (not included).3. 21 Bands Radio receiver: FM/AM/SW 1-18 short bands, support campus broadcast (70-87MHz)4. Rated power: 3W5. Input power: DC 5V 500mA6. Size: 11*7*3.9cm7. Package include:- 1*Radio- 1*18650 rechargeable battery (installed inside the device)- 1* Charging cableSpecification: Package Weight One Package Weight 0.82kgs / 1.81lb One Package Size 20cm * 18cm * 10cm / 7.87inch * 7.09inch * 3.94inch Qty per Carton 20 Carton Weight 17.00kgs / 37.48lb Carton Size 52cm * 37cm * 42cm / 20.47inch * 14.57inch * 16.54inch Loading Container 20GP: 330 cartons * 20 pcs = 6600 pcs40HQ: 766 cartons * 20 pcs = 15320 pcs

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1. CPU: RK3288 Quad-core, Cortex A17, 1.8GHz 2. RAM + ROM: 2GB + 16GB, Operating System: Android 8.1 3. WiFi: Standard WiFi 6 support 4. Camera: 5-megapixel 5. 10.1-inch HD IPS display screen, 800 x 1280 resolution, 16:10 screen ratio, 10-point capacitive touch 6. Supports WiFi 802.11b/g/n, Bluetooth 4.0, and RJ45 Ethernet 7. Media Formats: 1) Video: MPEG-1/MPEG-2/MPEG-4/H.263/H.264/VC1/RV, etc.; Supports up to 1920 x 1080P 2) Audio: MP3/WMA/AAC, etc. 3) Image: JPEG 8. Interfaces: 1) TF Card Slot 2) HDMI Port 3) 2 x USB Ports: USB Host 2.0 4) RJ45 Port: Ethernet Interface 5) Power Input: DC 12V power input 6) Headphone Jack: 3.5mm earphone 9. Original high-definition screen, RGB multi-color, fine picture quality, rich and vivid colors 10. This product is widely used in various industries, such as elevators, supermarkets, industrial production workshops, intelligent terminal machines, medical equipment, numerical control equipment, monitoring systems, etc. 11. 12V/2A Power Adapter included (US, EU, UK, and AU plug standards available) 12. With PoE, LED indicators on all four sidesSpecification: Package Weight One Package Weight 1.00kgs / 2.21lb One Package Size 35cm * 9cm * 22cm / 13.78inch * 3.54inch * 8.66inch Qty per Carton 10 Carton Weight 11.00kgs / 24.25lb Carton Size 72cm * 20cm * 46cm / 28.35inch * 7.87inch * 18.11inch Loading Container 20GP: 402 cartons * 10 pcs = 4020 pcs40HQ: 934 cartons * 10 pcs = 9340 pcs

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1. Bluetooth-Lautsprecher, die CDs abspielen können 2. Kreativer Zugschalter 3. Unterstützt CD-, CD-R-, CD-RW-, MP3- und WMA-Audiodateien auf CD/USB-Flash-Disks, unterstützt AUX-Verbindungen oder Bluetooth-fähige Geräte sowie alle anderen Soundgeräte über die 3,5-mm-Audioeingangsbuchse 4. Eingebauter Tieftöner, unterstützt Fernbedienung 5. Spannung: DC 5 V 6. Leistung: 6W 7. Größe: 189x189x37mm Spezifikation: Paketgewicht Gewicht eines Pakets 0,97 kg / 2,14 lb Einheitspackungsgröße 30 cm * 22 cm * 5 cm / 11,81 Zoll * 8,66 Zoll * 1,97 Zoll Menge pro Karton 16 Kartongewicht 15,60 kg / 34,39 lb Kartongröße 32 cm * 46 cm * 42 cm / 12,6 Zoll * 18,11 Zoll * 16,54 Zoll Container laden 20GP: 431 Kartons * 16 Stück = 6896 Stück 40HQ: 1001 Kartons * 16 Stück = 16016 Stück

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1. High-performance MCU equipped with RISC-V 32-bit dual-core and single-core processors2. Board-mounted ESP32-C6H8 Wi-Fi 6 coprocessor, expanding the Wi-Fi 6 and BLE 5 functions of ESP32-P43. 128KB HP ROM, 16KB LP ROM, 768KB HP L2MEM, 32KB LP SRAM and 8KB TCM4. Powerful image and voice processing capabilities, image and voice processing interfaces include JPEG codec, pixel processing accelerator (PPA), image signal processor (ISP) and H264 video encoder5. Chip packaging with 32MB PSRAM stacked inside and 16MB Nor Flash integrated outside6. Adopting Type-C interface, enhancing user convenience and device compatibility7. Board-mounted 3.5-inch capacitive touch high-definition IPS screen, 320 x 480 resolution, 262K color, capable of clearly displaying color images8. Built-in ST7796 driver chip and FT6336 capacitive touch chip, communicating via SPI and I2C interfaces respectively, not occupying excessive interface pin resources9. Board-mounted PWR and BOOT two customizable side buttons, facilitating the development of custom functions through button usage10. Board-mounted 3.7V MX1.25 lithium battery charging and discharging interface11. Externally connected I2C, UART, USB and multiple GPIOs, available for external devices and debugging, flexible configuration of peripheral functions12. Board-mounted Micro SD card slot, providing expansion storage, fast data transmission and flexibility, suitable for data recording and media playback, simplifying circuit design13. Board-mounted camera interface, supporting OV5647 and other cameras (MIPI-CSI)14. AXP2101 provides an efficient power management solution, supporting multiple configurable output voltages, integrating charging and battery management functions, helping to extend battery life15. Security mechanisms: secure boot, Flash encryption, hardware encryption accelerator and hardware random number generator. Also supports hardware access protection, enabling access permission management (APM) and permission separationLCD screen parameters1. Display panel: IPS2. Display resolution: 320 x 480 pixels3. Display brightness: 220 cd/square meter4. Communication interface: SPI5. Touch type: capacitive sensing6. Display size: 3.5 inches7. Display colors: 262K8. Contrast ratio: 1100:19. Driving IC: ST779610. Touch IC: FT6336OV5647 camera specifications1. Sensor: OV56472. Pixels: 5 million3. Focal length: 3.07mm4. Distortion: less than 1.5%5. Image: static image resolution 2592 x 1944 pixels6. CMOS size: 1/4 inch7. Aperture: F2.48. Diagonal field of view: 72.9°9. Depth of field: 20cm - infinity10. Video: 1920 x 1080p 30, 1280 x 720p 60, 640 x 480p 60, 640 x 480p 90Packaging list:- ESP32-P4-WIFI6-Touch-LCD-3.5-EN host x 1- Screwdriver x 1Specification: Package Weight One Package Weight 0.09kgs / 0.21lb One Package Size 14cm * 9cm * 4cm / 5.51inch * 3.54inch * 1.57inch Qty per Carton 96 Carton Weight 10.00kgs / 22.05lb Carton Size 44cm * 38cm * 34cm / 17.32inch * 14.96inch * 13.39inch Loading Container 20GP: 469 cartons * 96 pcs = 45024 pcs40HQ: 1088 cartons * 96 pcs = 104448 pcs

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1. 11.6" LED display, 16:10, 1920 * 1080 pixel resolution 2. Front dual stereo speaker audio output 3. Support SD, MMC card up to 16GB (not included) 4. Video playback supports 1920*1080P, AVI, PMP, MP4 format, audio playback supports MP3, WMA format, supports JPEG images 5. Support USB 2.0 port 6. Support image browsing using background music (MP3) function 7. Support multiple languages: Chinese, English, French, German, Italian, Spanish, Portuguese, Dutch, Polish 8. Clock, calendar, alarm clock, time switch 9. Output interface: headphone interface output 10. Control mode: manual, remote or power on auto play 11. External power supply: AC 100-240V DC 12V 1ASpecification: General Certificate EMC, LVD Package Weight One Package Weight 1.35kgs / 2.98lb One Package Size 36cm * 30cm * 6cm / 14.17inch * 11.81inch * 2.36inch Qty per Carton 10 Carton Weight 13.50kgs / 29.76lb Carton Size 62cm * 38cm * 32cm / 24.41inch * 14.96inch * 12.6inch Loading Container 20GP: 353 cartons * 10 pcs = 3530 pcs40HQ: 821 cartons * 10 pcs = 8210 pcs

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1. Independent display screen, wireless sensor transmission, make it more convenient for you to check the weighing2. Can set clock mode, display time function3. Kilogram/pound/ounce, 3 units can be switched with one key, easy to deal with conversion problems4. Use function of clearing and tare5. LCD blue backlight display, clear and unobstructed reading6. Cross grain rubber anti-skid pad, suitable for more scenes7. Scope of application: express delivery industry, vegetable and fruit market, etc.8. Scale surface material: metal stainless steel wire drawing process9. Power supply method: use a power plug or 2 AA batteries (the product does not include batteries)10. Product size: 38 x 30 x 3 cm11. Monitor size: 17 x 9 x 1.7 cmSpecification: Package Weight One Package Weight 3.50kgs / 7.72lb One Package Size 45cm * 37cm * 10cm / 17.72inch * 14.57inch * 3.94inch Qty per Carton 9 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 9 pcs = 1593 pcs40HQ: 412 cartons * 9 pcs = 3708 pcs

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Projection Parameters1. Display Technology: LCD2. Light Source: LED3. Color Temperature: 7500K4. Light Source Life: 30,000 hours5. Light Luminance: 300ANSI (+/-10%)6. Lamp Type: LED7. Contrast Ratio: 1.25:18. Standard Resolution: 1920x1080 / 60Hz9. Supported Resolution: 2160x6840 / 60Hz10. Contrast Ratio: 1200:111. Projection Area: 35-200 inches12. Picture Scale: 4:3 / 16:913. Optimal Size: 35-200 inches14. Luminance Uniformity: 80%15. Projection Distance: 1-4.5m16. Focus Mode: Autofocus17. Keystone Correction: Automatic trapezoidal correction (vertical)18. Projection Mode: Hoisting / Front / Rear Project19. Speaker: Built-in Box Speaker (4ohm 5W x 1)Connector Details1. USB Port: Standard USB 2.0 x 12. HDMI Port: Standard HDMI x 13. Audio Output: Standard 3.5mm Audio Jack x 14. Power Port: Type-C (Supports 100-250V, 50/60Hz)5. Power Buttons: 1 x Power KeyOperating System1. CPU: Allwinner 727 (Quad-core Cortex-A53, 1.6GHz)2. GPU: Mali-G313. Video Decoding: 8K 24Hz4. System Version: Android 145. Memory: 1GB + 8GB6. Keystone Correction: Hard decoding trapezoid7. HDMI Support: HDMI 2.0, supports HDCP 1.4/2.28. HDMI Delay: Open trapezoid delay 40-50ms, close trapezoid delay 4ms9. WiFi Network Support: 802.11 b/g/n + BT5.4 WiFi6, 2.4G+5G+6G dual WiFi modes10. Remote Control: Infrared remote control / Bluetooth remote controlFile Formats:1. Video DecodingH.265: MP/L5.0, 4K 60fps 10-bitH.264: BP/MP/HP Level 5.1, 4K 30fps 8-bitVP9: Profile 2, 4K 60fps 10-bitAVS2: JiZhun, 1080p 60fpsAVS/AVS+: JiZhun, 1080p 60fpsVP8: N/A, 1080p 60fpsMPEG1: MP/HL, 1080p 60fpsMPEG2: MP/HL, 1080p 60fpsMPEG4: SP/ASP, 1080p 60fpsXVID: N/A, 1080p 60fpsH.263: BP, 1080p 60fpsSorenson Spark: N/A, 1080p 60fpsVP6: 6.0/6.1/6.2, 720p 30fpsMJPEG: N/A, 1080p 60fps2. Audio Support: MP3, AVI, ASF, WMV, WMA, DivX, Matroska, 3GPP, MP4, M4A, MPEG, DAT, VOB, MPG, TS, TRP, TP, FLV, WAV, AC3, EAC3, AAC, RM, RMVB, RA, WebM3. Image Support: JPG, JPEG, BMP, PNG4. File Support: TXT, EPUB, PDF, WORD, EXCEL, POWERPOINTStandard Accessories1. Adapter: AC 3 PIN interface, 1.2m AC cable x 12. HDMI Cable: 1m HDMI cable x 1Product Appearance1. Dimensions: 200x200x75mm (including bracket: 210x224x75mm)2. Net Weight: 1.23kg3. Power: 75W +/- 5 WSpecification: Package Weight One Package Weight 1.60kgs / 3.54lb One Package Size 29cm * 27cm * 11cm / 11.42inch * 10.63inch * 4.33inch Qty per Carton 10 Carton Weight 17.50kgs / 38.58lb Carton Size 57cm * 55cm * 31cm / 22.44inch * 21.65inch * 12.2inch Loading Container 20GP: 274 cartons * 10 pcs = 2740 pcs40HQ: 636 cartons * 10 pcs = 6360 pcs

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1. Support MP3, WAV decoding format. 2. Support sampling rate (KHz): 8/11.025/12/16/22.05/24/32/44.1/48. 3. 24-bit DAC output, dynamic range supports 90dB, signal-to-noise ratio supports 85dB. 4. DC 6~35V ultra-wide working voltage. 5. Support up to 32G memory card, can connect to computer via USB data cable to update and store audio files. 6. Integrated high-power amplifier output, driving 4?? speakers up to 20W, driving 8?? speakers up to 10W. 7. The UART serial port controls the voice broadcast function, which can control play, pause, song selection, volume addition and subtraction and other functions. The selection of songs is up to 65535 songs, and the baud rate is 9600 bit/s. 8. Support IO one-to-one trigger playback function, 8 IO ports can trigger 8 tracks individually or 8 IO ports can trigger 255 tracks in combination. 9. Support One_line single-bus serial port control, which can control functions such as play, pause, song selection, volume addition and subtraction. 10. Support 3 configuration IOs for up to 7 working modes selection, DIP switch settings, easy to operate. 11. 8-way IO design ESD protectionSpecification: Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 10cm * 10cm * 2cm / 3.94inch * 3.94inch * 0.79inch Qty per Carton 400 Carton Weight 11.00kgs / 24.25lb Carton Size 52cm * 42cm * 42cm / 20.47inch * 16.54inch * 16.54inch Loading Container 20GP: 290 cartons * 400 pcs = 116000 pcs40HQ: 674 cartons * 400 pcs = 269600 pcs

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1. Designed for active combat and high noise applications2. Allow earphones to be worn under electronic protective devices or ear protectors3. Ventilated ear pads can achieve peripheral hearing or direct audio through electronic hearing protection devices4. Provides low-key and ventilated earmuffs, and a flexible microphone boom installed in a lower position5. Three adjustable suspension straps ensure a comfortable fit and stability6. The PTT component connects the low-impedance headset and flight helmet with the PRC radio7. The adaptor is moisture-proof and sealed, and is built-in in a sturdy shell, so it can be operated even with thick gloves8. The fixing clip on the back can be rotated 360 degrees to make the adapter as easy and flexible as possible9. All external parts are made of anti-rust materials10. Frequency response: 150Hz-500Hz11. Sensitivity: 46-60dB12. Impedance: 8Ohms13. Weight: 252 grams14. Size: 200x138x38mmSpecification: Package Weight One Package Weight 0.34kgs / 0.75lb One Package Size 22cm * 15cm * 5cm / 8.66inch * 5.91inch * 1.97inch Qty per Carton 60 Carton Weight 19.20kgs / 42.33lb Carton Size 44cm * 45cm * 50cm / 17.32inch * 17.72inch * 19.69inch Loading Container 20GP: 269 cartons * 60 pcs = 16140 pcs40HQ: 625 cartons * 60 pcs = 37500 pcs

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