Resultados de la búsqueda de "school electronics"

1. Material: ABS, electronic components2. Working voltage: DC3.7-4.2V3. Working current: 280mA4. Interface: USB interface5. Built-in battery (wireless model): 2000mAh lithium battery6. Light source: red LED, white LED7. Scanning barcode category: one-dimensional code, two-dimensional code8. Prompt mode: buzzer, indicator light9. Working temperature: 0-45 degrees Celsius10. Size: 16.6x7x9 cm11.USB charging, convenient and practical12. Wired models with GB/Chinese standard plugs, wireless models with built-in lithium battery13. Comfortable feel, shock and drop resistance14. The body is made of ABS material, and the top and tail of the scanner are designed with TPU plastic coverSpecification: Package Weight One Package Weight 1.00kgs / 2.21lb One Package Size 19cm * 10cm * 11cm / 7.48inch * 3.94inch * 4.33inch Qty per Carton 30 Carton Weight 30.00kgs / 66.14lb Carton Size 59cm * 31cm * 34cm / 23.23inch * 12.2inch * 13.39inch Loading Container 20GP: 428 cartons * 30 pcs = 12840 pcs40HQ: 995 cartons * 30 pcs = 29850 pcs

Leer Más Menos

1. Temperature measurement range: 0-50 degrees Celsius (32-122 degrees Fahrenheit)2. Screen size: 107x58 mm3. Weight: 198.3 grams (including color box weight)4. Time display: 12/24 hours switch, date (2002-2099), week display5. Alarm clock/snooze function: a group of alarm clocks can be set6. Power supply: 2 AAA batteries (not included) or USB power supply7. When the product is powered by battery, the screen backlight cannot always be on, and the screen is always on when the USB power cord is usedSpecification: Package Weight One Package Weight 0.23kgs / 0.52lb One Package Size 16cm * 12cm * 4cm / 6.3inch * 4.72inch * 1.57inch Qty per Carton 128 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 128 pcs = 22656 pcs40HQ: 412 cartons * 128 pcs = 52736 pcs

Leer Más Menos

1. Material: ABS+TPE2. Display value: 1999 (MAX)3. Power supply: 2 AA batteries (not included)4. DC voltage: 999.9mV/9.999V/99.99V/999.9V5. DC voltage (mV): 9.999mV /99.99mV6. AC voltage (V): 999.9mV/9.999V/99.99V/750.0V7. AC voltage (mV): 9.999mV /99.99mV8. DC current (mA&A): 999.9mA/9.999A9. DC current (A): 9999A10. Alternating current (mA&A): 999.9mA/9.999A11. Alternating current (A): 9999A12. Resistance: 0.00-9.999 milliohms13. Capacitance: 0.00-9.999mF14. Hertz: 0.00MHz-5.000MHz15. Automatic shutdown after 15 minutes without operation16. With a 45-degree bracket on the back, it is easy to stand up and operate17. Dimensions: 145x32.7x72mm18. Weight: 171 gramsThe standard package includes:1. Multimeter2. Test wire 3. ManualThe standard package with a combination cable includes:1. Multimeter2. Test wire 3. Manual4. Combination lineSpecification: Package Weight One Package Weight 0.50kgs / 1.11lb One Package Size 20cm * 12cm * 6cm / 7.87inch * 4.72inch * 2.36inch Qty per Carton 40 Carton Weight 21.00kgs / 46.30lb Carton Size 50cm * 50cm * 42cm / 19.69inch * 19.69inch * 16.54inch Loading Container 20GP: 253 cartons * 40 pcs = 10120 pcs40HQ: 589 cartons * 40 pcs = 23560 pcs

Leer Más Menos

1. Image sensor: high-performance photosensitive wafer2. Sensor size: 1/43. Magnification: 50-1000 times4. Lens structure: 2G+IR5. Camera light source: 8 adjustable LED lights6. Working temperature: 32 to 113 degrees Fahrenheit (0-45 degrees)7. Battery: 800mAh lithium battery8. Working hours: 1H9. Power input: DC 5V 500 mAh / 1A10. Focal length: 0-infinity11. Camera resolution: 1920 * 108012. Picture format: JPEG13. Video format: MP414. The lighting can be adjusted according to different environments15. Biological observation, textile fabric inspection, skin and hair inspection, circuit inspection, etc., to meet various needs16. 4 silicone anti-skid pads, 360-degree adjustable snake tube17. Dimensions: 128x40x35 mm18. Weight: about 300 gramsSpecification: Package Weight One Package Weight 0.36kgs / 0.79lb One Package Size 17.5cm * 13cm * 5.3cm / 6.89inch * 5.12inch * 2.09inch Qty per Carton 90 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 90 pcs = 15930 pcs40HQ: 412 cartons * 90 pcs = 37080 pcs

Leer Más Menos

OverviewSpeaker expansion module designed for micro:bit, makes your micro:bit become a music player easily.Furthermore, it can also be used for Arduino development, compatible with 3.3V/5V Arduino boards.Features1. Onboard Hi-Fi chip NS80022. Sound volume adjustment3. Earphone jack output4. Comes with development resources (micro:bit graphical demo/python code/Arduino demo/user manual, etc.)Specifications1. Operating voltage: 2.0V ~ 5.5V2. Dimension: 36.52mm x 43.44mm3. Through holes diameter: 3.2mmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 6cm * 5cm * 2cm / 2.36inch * 1.97inch * 0.79inch Qty per Carton 1600 Carton Weight 86.40kgs / 190.48lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 1600 pcs = 443200 pcs40HQ: 644 cartons * 1600 pcs = 1030400 pcs

Leer Más Menos

1. Designed for Laser Engraver, 3D printer, CNC mill, Arduino project. 2. 15W Optical power output, 4mm plywood from 1 pass(speed 200), 3mm black acrylic board from 1 pass. Able to engrave stainless steel, but it needs good focus adjustment. 3. More Safety, Built-in protective glass to protect eyes! Even without wearing protective glasses, the operation is more comfortable. 4. More Quiet, Intelligent drive adjust the cooling fan speed according to laser temperature. 5. Easy use, Digital PWM wave pulse signal generator adjustable frequency duty cycle board for NEJE laser module. 6. Slidable mounting fixture is provided for easy adjustment of focus. Specification: 1. Heatsink Material: Aircraft Aluminum + Brass Shell 2. Luminous Color: Blue 3. Section Size: 40mm x 40mm 4. Cooling Mode: Temperature sensor intelligent control + 10000 rpm 40mm cooling fan 5. Dimension: 60 x 40 x 40mm 6. Adapter Plug: 5.5 2.1 port 7. Can Engrave: MDF/Balsa/Paper/Wood/Fabric/Plastic/Leather/Plywood/Foam Paper/Anodized Aluminum/Mirror Stainless Steel 8. Can Not Engrave: Metal/Glass/Stone/Ceramics/PCB/Stainless Steel/Reflective Material/ Transparent Material Technical Parameters: 1. Module Input: 30-40W 2. Optical power output: 15W 3. Wavelength: 445-450nm 4. Beam Shape: Dot (Focusable) 5. Working Voltage: DC 12V 6. TTL&PWM Modulation: YES, compatible with Both TTL & PWM Modulation 7. Input Voltage: DC12V 3-4A 8. PWM/TTL Input: DC3.3V-12V 9. Input Interface: PH2.0-4Pin (+,-, PWM/TTL, Temperature), 3Pin (+,-, PWM/TTL) , 2Pin+2Pin (+,-) + (PWM/TTL,-) 10. NOTE: Temperature interface can be disconnected 11. Drive Mode: External ACC 12. Safe temperature range: <60 degrees Celsius 13. Module weight: 202g ( The lighter the weight, the smaller the moving inertia, the better the performance ) 14. Life Time: 10000-20,000 hours Package Included - 1 x Laser Engraving Module - 1 x Laser Module Sliding fixture - 1 x 4 Pin Cable(1m) - 1 x NEJE Digital PWM Wave Pulse Signal Generator Adjustable board - 1 x 2.5mm L-shaped wrench - 1 x 5mm L-shaped wrench - 1 x 4Pin Cable - 1 x 3Pin Cable - 1 x 2Pin CableSpecification: Package Weight One Package Weight 0.38kgs / 0.84lb One Package Size 17cm * 11cm * 6cm / 6.69inch * 4.33inch * 2.36inch Qty per Carton 50 Carton Weight 22.50kgs / 49.60lb Carton Size 55cm * 35cm * 32cm / 21.65inch * 13.78inch * 12.6inch Loading Container 20GP: 432 cartons * 50 pcs = 21600 pcs40HQ: 1004 cartons * 50 pcs = 50200 pcs

Leer Más Menos

Hardware specifications:1. Chipset: S905X5M 2.0GHz 64-bit Quad-core Cortex-A55 2. GPU: Mali-G3103. RAM: 2GB/4GB4. ROM: 16GB/32GB/64GB5. USB: Type-A USB2.0x26. LAN: Ethernet:1000M standard RJ-45 7. Wireless: 2.4G /5G dual-band Wifi 802.11 a/b/g/n/ac8. Bluetooth: V5.09. Card reader: Micro SD cards 10. HDMI: HDMI 2.1bfor 4Kx2K 60fps11. HDR: Supports Dolby Visionoptional, HDR10+, HDR10, HLG HDR processing12. 3D: 3D Video formats 13. Power Indicator (LED): Red, Digital Tube LED Display14. Power supply: input: 100-240V 50/60HZ, output: DC 5V/2.0A 15. AV: SupportMain features:1. Operating system: Android 14.02. Support Decoder format: AV1 MP-10 L5.1 up to 4Kx2K 60fps, VP9 Profile-2 up to 4Kx2K 60fps, H.265 HEVC MP-10 L5.1 up to 4Kx2K 60fps, AVS2-P2 Profile up to 4Kx2K 60fps, H.264 AVC HP L5.1 up to 4Kx2K 30fps, MPEG-4 ASP L5 up to 1080P 60fps (ISO-14496), WMV/VC-1 SP/MP/AP up to 1080P 60fps, AVS-P16(AVS+) /AVS-P2 JiZhun Profile up to 1080P 60fps3. Support Media format: Avi/Ts/Vob/Mkv/Mov/ISO/wmv/asf/flv/dat/mpg/mpeg 4. Support Music format: MP3/WMA/AAC/WAV/OGG/DDP/HD/FLAC/APE 5. Support Photo format: HD JPEG/BMP/GIF/PNG/TIFF6. HDD file system: FAT16/FAT32/NTFS7. Support Subtitle: SRT/SMI/SUB/SSA/IDX+USB8. High Definition video output: 4K (4096x2160 pixel ) 9. OSD type of languages: English/French/German/Spanish/Italian/ etc 10. Mouse/ Keyboard: Support mouse and keyboard via USB;Support 2.4GHz wireless mouse and keyboard via 2.4GHz USB dongle Software specifications:1. Network Function: KODI 18.1, Neflix, Vudu, Skype chatting, Picasa, Flicker, Youtube, Facebook, Online movies, etc 2. Other feature: Free Internet searching, thousands of android applications, many kinds of games, etc. Packing list:1. TV box x 12. HD cable x 13. User manual x 14. Packing box x 15. Power adapter x 16. Remote control x 1Specification: Package Weight One Package Weight 0.35kgs / 0.78lb One Package Size 19cm * 12cm * 6cm / 7.48inch * 4.72inch * 2.36inch Qty per Carton 30 Carton Weight 10.90kgs / 24.03lb Carton Size 58cm * 30cm * 25cm / 22.83inch * 11.81inch * 9.84inch Loading Container 20GP: 613 cartons * 30 pcs = 18390 pcs40HQ: 1423 cartons * 30 pcs = 42690 pcs

Leer Más Menos

1. 15-inch LED display, 4:3, 1024 * 800 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 1A 12. Product size: 33x26cmSpecification: General Certificate EMC, LVD Package Weight One Package Weight 1.77kgs / 3.90lb One Package Size 42cm * 39cm * 10cm / 16.54inch * 15.35inch * 3.94inch Qty per Carton 5 Carton Weight 10.00kgs / 22.05lb Carton Size 52cm * 44cm * 41cm / 20.47inch * 17.32inch * 16.14inch Loading Container 20GP: 284 cartons * 5 pcs = 1420 pcs40HQ: 659 cartons * 5 pcs = 3295 pcs

Leer Más Menos

Main Features1. Humanized design and streamlined fashion 2. Support frame is attached at the back for convenient measurement 3. There is a probe card slot on the back for easy collection 4. Diode and triode test 5. Transistor HFE test 6. 550V protection function 7. On off alarm 8. Backlight display 9. True effective value 10. 600mA fuse 11. Memory function, data retention 12. Battery type: 9V (NEDA1604/6F22) 13. Maximum display: 5999 (55/6) automatic polarity displaySpecification: Package Weight One Package Weight 0.26kgs / 0.57lb One Package Size 20cm * 10cm * 5cm / 7.87inch * 3.94inch * 1.97inch Qty per Carton 80 Carton Weight 21.00kgs / 46.30lb Carton Size 47cm * 38cm * 40cm / 18.5inch * 14.96inch * 15.75inch Loading Container 20GP: 373 cartons * 80 pcs = 29840 pcs40HQ: 866 cartons * 80 pcs = 69280 pcs

Leer Más Menos

Specifics: 1. Operating Mode: Auto Range 2. Display LCD: 6000counts 3. Battery: 1.5V AAA*2 (not included) Features: Convenient single-hand side slot design, the test lead can be fixed different direction for various use, such as test lead up-side fixed type for detection, down-side for maintenance, etc. Live wire check fuction can detective the live wire conveniently and quickly: just put the red test lead into power socket, there will light flash and alert beeper sounds if it is live wire. V-alert measurement: There is no need to contact tested device directly to prevent any possible danger, just put the multimeter near close to it, it will light flash and alert beeper sounds if indentify AC voltage existence. Mini size for easy to carry, in your palm or pocket; back clip design make it portable. Transform measurement between AC voltage/current and frequency by pressing "Hz" button. Measures AC/DC voltage and current, reistance, diode, continuity Frequency measurement by terminals (AC voltage/current) Auto range, Auto power off, data hold, backlight, low battery indication Specification: General Model ADM92 Types Current Tester Security Requirement CAT III Package Weight One Package Weight 0.21kgs / 0.47lb One Package Size 18cm * 12cm * 6cm / 7.09inch * 4.72inch * 2.36inch Qty per Carton 100 Carton Weight 21.50kgs / 47.40lb Carton Size 38cm * 36cm * 32cm / 14.96inch * 14.17inch * 12.6inch Loading Container 20GP: 609 cartons * 100 pcs = 60900 pcs40HQ: 1414 cartons * 100 pcs = 141400 pcs

Leer Más Menos

1. Maximum video pixels: 1920x1080P2. Lens optical size: 1/43. Camera resolution: 3M (2048x1536P), 2M (1920x1080P), 1M (1280x720P)4. Video resolution: VGA 720P 1080FHD5. Video format: MOV6. Focus mode: manual7. Picture format: JPG8. Magnification: 500/10009. Light source: 8 LEDs (brightness adjustable)10. Focusing range: 10-40mm (you can watch the distant view)11. PC resolution and image transmission rate: 1280x720/36fps12. Support languages: Simplified Chinese, Traditional Chinese, English, Japanese, Korean, French, German, Italian, Polish, Russian,13. Lens structure: 2G+IR14. Aperture: F4.515. Lens angle of view: 16 degrees16. Interface and signal transmission method: Micro/USB2.017. Working current: 470mA18. Power consumption: 2.35W19. APP working environment: Android5.0 and above, IOS and above20. Power supply: 2000 mA lithium battery, USB charging21. Function: circuit board inspection, animal observation, plant observation, jewelry inspection22. Weight: 600 grams23. Dimensions: 148x78x145 mmPacking list:1. Microscope body2. Adjustable bracket3. Charging cable4. Calibration ruler5. Scale bottom plate6. Packing box7. CD8. Control LineSpecification: Package Weight One Package Weight 0.60kgs / 1.33lb One Package Size 16cm * 10cm * 7cm / 6.3inch * 3.94inch * 2.76inch Qty per Carton 50 Carton Weight 30.00kgs / 66.14lb Carton Size 58cm * 36cm * 25cm / 22.83inch * 14.17inch * 9.84inch Loading Container 20GP: 510 cartons * 50 pcs = 25500 pcs40HQ: 1185 cartons * 50 pcs = 59250 pcs

Leer Más Menos

1. The frequency meter capable of measuring the parameters of the frequency of the continuous carrier signal walkie-talkies, with signal strength indicator. 2. This portable frequency counter is designed for counting continuous wave signal comes from two-way radio. 3. There are easy ranges for you to choose. The ranges cover most of the frequency of the two way radios you want to measure. 4. 4 buttons for all function control, its four-button control is easy to use and its small size allows you to carry it anywhere you like. 5. Work by TCXO (crystal) Osc.2~2.5ppm. 6. Use for VHF/UHF walkie-talkies. 7. Auto power off 1-9 minutes. 8. Frequency response time: 0.2-0.5s (CTCSS/CDCSS>0.5-1s). 9. 240*320 pixel color LCD. 10. Digital select digi0.000 or 0.0000. 11. Frequency range: 27MHz-3000MHz (Note: 27-100MHz, it can not be guaranteed and the corresponding normal emission appliance)Specification: General Model SF401 Plus Material PC ABS Voltage 3.7V Battery Types Lithium-ion Battery Size 10.3*7*2.8cm Weight 102g Package Include Package Contents 1 x Detachable Antenna 1 x User Manual 1 x USB Cable 1 x Frequency Counter 1 x Power Adapter Package Weight One Package Weight 0.27kgs / 0.59lb One Package Size 19cm * 13cm * 5cm / 7.48inch * 5.12inch * 1.97inch Qty per Carton 20 Carton Weight 5.80kgs / 12.79lb Carton Size 40cm * 28cm * 27cm / 15.75inch * 11.02inch * 10.63inch Loading Container 20GP: 881 cartons * 20 pcs = 17620 pcs40HQ: 2047 cartons * 20 pcs = 40940 pcs

Leer Más Menos