Resultados de la búsqueda de "air quality electronics"

Features1. With LCD display, the current mode and parameters are clear at a glance, very clear, simple and practical. 2. Support high and low level trigger, switch control, suitable for most occasions. 3. Wide voltage power supply (6~30V) supports micro USB 5.0V power supply, which is very convenient to use. 4. Support UART data upload and parameter setting. 5. There is a key emergency stop function (STOP key), with reverse connection protection, reverse connection will not burn. 6. Added sleep mode. After enabling, if there is no operation within 5 minutes, the LCD backlight will be automatically turned off; any key will wake up. 7. Different OP, CL, LOP parameters can be set, these parameters are independent of each other and saved separately. 8. All setting parameters are automatically saved after power off.Specification1. Working voltage: 6-30V, support micro USB 5.0V power supply 2. Trigger signal source: high level trigger (3.0V~24V), low level trigger (0.0V~0.2V), switch control (passive switch). 3. Output capability: can control equipment within DC 30v 5A or AC 220v 5A 4. Quiescent current: 15mA Working current: 50mA 5. Working temperature: -40a??85 degrees Celsius 6. With optocoupler isolation, enhance anti-interference ability, industrial-grade circuit board, set parameters will be remembered forever after power off 7. Size: 8.0x3.8x1.9cm 8. Weight: about 36gSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 10cm * 10cm * 2cm / 3.94inch * 3.94inch * 0.79inch Qty per Carton 200 Carton Weight 11.00kgs / 24.25lb Carton Size 42cm * 42cm * 32cm / 16.54inch * 16.54inch * 12.6inch Loading Container 20GP: 472 cartons * 200 pcs = 94400 pcs40HQ: 1096 cartons * 200 pcs = 219200 pcs

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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

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1. One key to turn on, one key to turn off, press lightly to start recording2. After the voice-activated recording mode is turned on, it will automatically record only when there is sound, and it will automatically pause when there is no sound, which saves storage space.3. DSP digital noise reduction technology4. Automatically save when power off to prevent data loss5. Support power-on setting password to protect audio data6. Built-in high-sensitivity microphone, high-definition recording within 60 meters distance7. Only support Android phone OTG connection, you can play and manage files on the phone8. Sampling rate: 48KHz9. Number of bits: 192Kbps10. Battery: Built-in 120mAh lithium battery11. Recording format: WAV12. Recording time: 48 hours of continuous recording13. Standby time: 68 hours14. USB: DC to USB15. Material: zinc alloy polished16. Product size: 13.7 x 1.3cm17. Product weight: about 34gSpecification: Package Weight One Package Weight 0.11kgs / 0.25lb One Package Size 15cm * 5cm * 4cm / 5.91inch * 1.97inch * 1.57inch Qty per Carton 100 Carton Weight 12.00kgs / 26.46lb Carton Size 42cm * 32cm * 27cm / 16.54inch * 12.6inch * 10.63inch Loading Container 20GP: 734 cartons * 100 pcs = 73400 pcs40HQ: 1705 cartons * 100 pcs = 170500 pcs

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1. Captación omnidireccional 2. Alta sensibilidad 3. Sonido de alta fidelidad 4. Reducción de ruido inteligente, calidad de sonido pura. 5. Plug and play, no necesita batería 6. Cable TPE, tensión antiinterferencia efectiva, aumenta la vida útil. 7. Compatible con todos los teléfonos móviles tipo C 8. Transductor: Condensador electret 9. Patrón polar: omnidireccional 10. Rango de frecuencia: 35H2-18KH2 11. Ruido de señal: 740B SPL 12. Sensibilidad: 30dB+/3dB/0dB-IViPa, 1KHz 13. Longitud del cable: 1,5 m 14. Material: plástico Especificación: Peso del paquete Peso de un paquete 0,06 kg/0,13 lb Un tamaño de paquete 12 cm x 9 cm x 3 cm (4,72 pulgadas x 3,54 pulgadas x 1,18 pulgadas) Cantidad por caja 100 Peso de la caja 5,00 kg/11,02 lb Tamaño de la caja 47 cm x 32 cm x 26 cm (18,5 pulgadas x 12,6 pulgadas x 10,24 pulgadas) Contenedor de carga 20GP: 681 cajas * 100 piezas = 68100 piezas 40HQ: 1583 cajas * 100 piezas = 158300 piezas

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This product adopts imported high integrated chip, low power consumption, high sensitivity and strong anti-interference, aiming at the intelligent network age, it allows you to experience the feeling like a star.Company professional products: breaking the traditional USB sound card karaoke machine can only be used on the computer, with the network broadcast player (with millet box as famous), mobile phone, tablet, etc., popular, in the original can only connect to the computer on the basis, increase can connect to the TV, smart phone, tablet computer, android playback box.Support the major mainstream brands of intelligent TV k, such as millet, Letv, KKTV, haier, TCL, hisense, skyworth, sharp, konka, changhong, samsung, kukai, SONY and other brands of television. And support the major mainstream brands network set-top box to achieve TV karaoke, such as xiaomi box, Tmall magic box, baidu box, Letv box, youku set-top box, tianmin set-top box, inftec set-top box, huawei box, hemeidi set-top box, kaibo, dimeit, jieke and other major network set-top boxes.Technical parameters:Pickup: low noise moving coil typeMicrophone type: wired/wirelessFM mode: FM/VHFFrequency: 230 MHZ to 270 MHZCore sensitivity: -76±3DBTrue transmission power: 16DBmEffective distance: >20MReceiver sensitivity: -105 dbFrequency response: 50hz-17khzSNR: >100dBVDistortion: < 0.5 %Specification: Package Weight One Package Weight 0.74kgs / 1.62lb One Package Size 23cm * 13.5cm * 8cm / 9.06inch * 5.31inch * 3.15inch Qty per Carton 21 Carton Weight 15.00kgs / 33.07lb Carton Size 63cm * 37cm * 22cm / 24.8inch * 14.57inch * 8.66inch Loading Container 20GP: 520 cartons * 21 pcs = 10920 pcs40HQ: 1207 cartons * 21 pcs = 25347 pcs

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1. Measuring range: 2%~30%2. Resolution: 0.5%3. Ambient temperature: -10-60 degrees Celsius4. Operating temperature: -10-40 degrees Celsius5. Operating humidity: 0-70%Rh6. Automatic reading lock function7. Automatically display low voltage prompt symbol8. Power supply: 9V battery (not included in delivery)9. Dimensions: host: 17.4x7.3x3.8 cm, probe: 36.5x4.3x2.5 cm10. Using microcomputer technology (CPU) to make the measurement more accurate11. With automatic temperature compensation function12. The large-screen LCD display with backlighting ensures clear readings and no parallax13. There is a dedicated backlight control switch, which is convenient for saving battery14. Food types that can be tested: wheat, rice, rice, corn, soybeans, coffee beans, medicinal materialsSpecification: Package Weight One Package Weight 0.56kgs / 1.22lb One Package Size 38cm * 13cm * 7cm / 14.96inch * 5.12inch * 2.76inch Qty per Carton 10 Carton Weight 6.00kgs / 13.23lb Carton Size 38cm * 27cm * 36cm / 14.96inch * 10.63inch * 14.17inch Loading Container 20GP: 721 cartons * 10 pcs = 7210 pcs40HQ: 1676 cartons * 10 pcs = 16760 pcs

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1. Full HD audio and video from any device source can be wirelessly transmitted to the remote TV. No cable connection is required between the device source and the remote TV. 2. The TV can be placed anywhere without wiring. 3. Full HD audio and video transmission in 1080P, the image is clear and smooth. 4. Distributed wireless technology, signals can be zero-interference through a single non-high-density wall or ceiling, image and sound. 5. The device can be placed in the cabinet, away from the line of sight, without any wires exposed, neat and orderly, the full performance of the HDMI transmitter is not affected. 6. Support infrared expansion, you can use the remote control to control the playback of the set-top box or player playback, pause or menu selection on the remote TV. 7. The content stream on STB, DVD/Blu-ray player, projector, game console or any other device with HDMI output can be wirelessly transmitted to the remote TV. 8. Intelligent frequency hopping adaptive transmission in 5-5.8GHz frequency band to achieve secure and interference-free wireless transmission of video streams. 9. Easy to install, plug and play, no software installation required, no setup required. Product specifications: 1. HDMI standard interface: HDMI1.4, HDCP1.4. 2. HDMI resolution: up to 1080P. 3. Audio format: 1080P. 4. Maximum data transfer rate: 6.75Gbps. 5. Wireless transmission standard: IEEE802.11a / b / g / n. 6. Operating frequency: 5.8GHz 300Mbps. 7. Transmission distance: 200 meters (open space accessibility). 8. Infrared frequency: 38Khz. 9. DC power input: AC 100V-240V 50/60Hz. 10. DC power output: DC 5V/2A. 11. Net weight 350g. 12. Product size: 11.8x11.8x2.5cm.Specification: Package Weight One Package Weight 0.73kgs / 1.61lb One Package Size 14cm * 12cm * 13.5cm / 5.51inch * 4.72inch * 5.31inch Qty per Carton 24 Carton Weight 15.88kgs / 35.01lb Carton Size 44cm * 50cm * 29cm / 17.32inch * 19.69inch * 11.42inch Loading Container 20GP: 417 cartons * 24 pcs = 10008 pcs40HQ: 970 cartons * 24 pcs = 23280 pcs

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1. Number of channels: 22. Bandwidth: 20 (MHz)3. Sampling rate: 48M (GS / s)4. Dimensions: 130 * 110 * 60 (mm)5. Weight: 0.5 (kg)6. Application: 3-in-1 multi-function, with functions of digital oscilloscope, spectrum analyzer and data recorder; oscilloscope probe uses standard BNC connector, and can also be replaced with 100X or high-voltage probe and probe7. Special design: carefully designed 20M bandwidth, 48M sampling rate, 2 channels, two-channel virtual oscilloscope, spectrum analyzer and data recorder that alternately support X, Y and X, Y alternate modes.8. Applicable scenarios: vehicle maintenance, electrical appliance maintenance, mobile phone maintenance, research and teaching9. Packing includes: host x1, USB test line, probe x2, CD x110. Advantages: compact and portable, can be directly put into the computer bag, easy to carry and teachSpecification: Package Weight One Package Weight 0.69kgs / 1.51lb One Package Size 13cm * 11cm * 6cm / 5.12inch * 4.33inch * 2.36inch Qty per Carton 40 Carton Weight 30.00kgs / 66.14lb Carton Size 44cm * 37cm * 20cm / 17.32inch * 14.57inch * 7.87inch Loading Container 20GP: 819 cartons * 40 pcs = 32760 pcs40HQ: 1901 cartons * 40 pcs = 76040 pcs

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1. Battery capacity: 4500mAh2. Use time: about 3.5-21.5h3. Charging port: Type-C4. Wind speed: 4 speeds5. Size: about 18.25 x 21.8 x 7cm6. Weight: about 279g Features:1. Pressurized air chamber to reduce noise and increase airflow from the air ducts2. neck diamond pattern silicone pad design, reduce the contact area and moisture and sweat adhesion3. Circulating airflow gain technology, so that the back of the neck is full of cool air4. Metal infinite pivot, adjustable by damping the pivot suspension, suitable for different neck circumference5. Type-C port fast charging, built-in high-voltage protection chip, to prevent cell phone high-voltage chargers to break the battery6. Non-destructive air ducts, straight-through air ducts, high air output7. Skin-friendly material, delicate and comfortableSpecification: Package Weight One Package Weight 0.40kgs / 0.89lb One Package Size 25cm * 20cm * 8cm / 9.84inch * 7.87inch * 3.15inch Qty per Carton 8 Carton Weight 4.00kgs / 8.82lb Carton Size 50cm * 34cm * 24cm / 19.69inch * 13.39inch * 9.45inch Loading Container 20GP: 653 cartons * 8 pcs = 5224 pcs40HQ: 1517 cartons * 8 pcs = 12136 pcs

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Features1. 4-Channel UHF RFID Temperature Reader: Simultaneously monitor up to 4 antennas for efficient, wide-area coverage. 2. Passive Sensor Technology: Reads temperature data from UHF RFID tags without internal batteries, reducing maintenance. 3. MODBUS RTU Protocol: Ensures seamless and reliable integration into industrial automation and power monitoring systems. 4. Real-Time Temperature Monitoring: Ideal for critical applications in electric power equipment, data centers, and cold chain logistics. 5. Long-Range Reading: UHF technology provides a reliable read range for remote or hard-to-access assets.Specification1. Chip: Impinj E710 2. Working voltage: 12V-24V 3. Working frequency: 860-960MHz 4. Working agreement: IOS18000-6C 5. Communication interface: RS232, TCP/IP 6. Card reading power: 1~33dBm adjustable 7. Card reading distance: 0-20 meters depending on antenna/tag 8. Tag group reading: Greater than 900 images/second (top point) 9. Working temperature: -20 degree C~+65 degree C 10. Product size: 185x130x30mmSpecification: Package Weight One Package Weight 2.03kgs / 4.48lb One Package Size 35cm * 20cm * 7cm / 13.78inch * 7.87inch * 2.76inch Qty per Carton 10 Carton Weight 21.00kgs / 46.30lb Carton Size 42cm * 35cm * 35cm / 16.54inch * 13.78inch * 13.78inch Loading Container 20GP: 518 cartons * 10 pcs = 5180 pcs40HQ: 1203 cartons * 10 pcs = 12030 pcs

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1. Voltaje: DC 4V-30V (se puede configurar protección contra sobretensión). 2. Corriente: 0-5,5 A (se puede configurar protección contra sobrecorriente). 3. Potencia: 0-150 W 4. Electricidad: 0-99999mAh 5. Energía: 0-999,9 mWh 6. Tiempo: 0-99 horas 7. Cuenta regresiva: 0-24 horas 8. Resistencia de carga: 0-999,99 ohmios 9. Corriente/temperatura 10. Voltaje de salida de datos 11. Tensión de alimentación Especificación: Peso del paquete Peso de un paquete 0,03 kg/0,06 lb Un tamaño de paquete 14,5 cm x 9,5 cm x 1,5 cm (5,71 pulgadas x 3,74 pulgadas x 0,59 pulgadas) Cantidad por caja 500 Peso de la caja 14,00 kg/30,86 lb Tamaño de la caja 90 cm x 75 cm x 15 cm (35,43 pulgadas x 29,53 pulgadas x 5,91 pulgadas) Contenedor de carga 20GP: 263 cajas * 500 piezas = 131500 piezas 40HQ: 611 cajas * 500 piezas = 305500 piezas

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L76X Multi-GNSS HAT for Raspberry Pi, Supports GPS, BDS, QZSSOverview1. This is a Raspberry Pi GNSS HAT which supports Multi-GNSS systems: GPS, BDS, and QZSS, with advantages such as fast positioning, high accuracy, low power consumption, and so on.2. It is an easy way to enable global positioning function for your Raspberry Pi.Features1. Support Multi-GNSS systems: GPS, BDS, and QZSS2. EASY, self track prediction technology, help quick positioning2. AlwaysLocate, intelligent controller of periodic mode for power saving3. Support DGPS, SBAS (WAAS/EGNOS/MSAS/GAGAN)4. UART communication baudrate: 4800~115200bps (9600bps by default)5. Onboard battery holder, supports ML1220 rechargeable battery, for preserving ephemeris information and hot starts6. 4x LEDs for indicating the module working status7. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)GNSS Specifications1. Band: GPS L1(1575.42Mhz), BD2 B1 (1561.098MHz)- Channels: 33 tracking ch, 99 acquisition ch, 210 PRN ch- C/A code- SBA: WAAS, EGNOS, MSAS, GAGAN2. Horizontal position accuracy:- Autonomous: <2.5mCEP3. Time-To-First-Fix @-130dBm (EASY? enabled):- Cold starts: <15s- Warm starts: <5s- Hot starts: <1s4. Sensitivity:- Acquisition: -148dBm- Tracking: -163dBm- Re-acquisition: -160dBm5. Dynamic performance:- Altitude (max): 18000m- Velocity (max): 515m/s- Acceleration (max): 4GGeneral Specifications1. Communication interface: UART2. Baudrate: 4800~115200bps (9600bps by default)3. Update rate: 1Hz (default), 10Hz (max)4. Protocols: NMEA 0183, PMTK5. Power supply voltage: 5V / 3.3V6. Operating current: 13mA7. Operating temperature: -40 degree C ~ 85 degree C8. Dimensions: 65mm x 30.5mmApplications1. Vehicle tracking2. Asset tracking3. Security system4. Industrial PDA5. GIS applicationWhat is on Board1. L76B module2. CP2102: USB TO UART converter3. CAT24C32: EEPROM4. RT9193-33: Power manager5. Backup mode wakeup button6. Standby switch7. Indicators:- RXD/TXD: UART RX/TX indicator- PPS: GPS status indicator- PWR: Power indicator8. Raspberry Pi GPIO connector: For connecting with Raspberry Pi9. USB TO UART port10. GNSS antenna connector11. Battery holder: Support ML1220 rechargeable battery, for preserving ephemeris information and hot starts12. UART selection jumpers- A: control the L76B through USB TO UART- B: control the L76B through Raspberry Pi- C: access Raspberry Pi through USB TO UARTPackage Contents1. L76X GPS HAT x12. GPS External Antenna (B) x13. USB type A plug to micro plug cable x14. RPi screws pack (2pcs) x15. 2x20PIN pinheader x1Specification: Package Weight One Package Weight 0.15kgs / 0.33lb One Package Size 10cm * 6cm * 2cm / 3.94inch * 2.36inch * 0.79inch Qty per Carton 720 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 36cm * 40cm / 23.62inch * 14.17inch * 15.75inch Loading Container 20GP: 308 cartons * 720 pcs = 221760 pcs40HQ: 716 cartons * 720 pcs = 515520 pcs

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