Search results for "nursery electronics"

RS485 to Ethernet Converter, Easy-to-use, High-speed, Low-power, High-stability, UpgradableOverviewThe RS485 TO ETH module provides an easy way to communicate between RS485 and RJ45 port Ethernet, it can be configured via webpage.Features1. M0 series 32-bit ARM processor, fast speed, high efficiency2. 10/100M Auto-MDI/MDIX ethernet interface, regardless of cross-over or straight-through cable3. Configurable RS485 baudrate (600bps~230.4Kbps), supports five parity check options: None, Odd, Even, Mark, Space4. Available working modes: TCP Server, TCP Client, UDP Server, UDP Client, HTTPD Client (supports GET and POST)5. Configurable via webpage, AT commands, serial protocol, and network protocol, provides configuration protocol which can be integrated to your own software6. Support customized heartbeat packets, make sure the connection is truthful, as well as for actively retrieving sensor data7. Support customized registration packets, auto passing the registered packet as identifier after the connection is established, so that different devices can be distinguished8. Support customized webpage, allows user to customize the module configuration page9. Support RFC2217-like protocol, be able to communicate with devices whose serial setting (baudrate, data bit, etc.) may change10. KeepAlive mechanism, detects broken connection, auto re-connecting11. Support time-out reboot (no-data reboot), ensures a long-term stable connection, configurable reboot time12. Support DNS domain name resolution, configurable DNS server13. Support DHCP, auto-obtained IP or static IP14. Firmware is upgradable via the network15. Restore to factory settings via software and/or hardware16. Comes with default MAC address, which is customizable17. Provided software: module configuration software, TCP/UDP testing tool, VCOM virtual serial port software18. Example code: host computer (socket ), VB, C++, Delphi, Android, iOS, etc.Specifications1. Ethernet:- Connector: 4-pin RJ45- Communication rate: 10/100Mbps- Interface protection: 1.5KV electromagnetic isolation- Protocols: IP, TCP, UDP, ARP, ICMP, DHCP, DNS, HTTPD Client- TX cache: 6Kbyte- RX cache: 4Kbyte2. RS485:- Connector: screw terminal (A+, B-, GND)- Data bit: 5bit, 6bit, 7bit, 8bit- Stop bit: 1, 2- Parity bit: None, Odd, Even, Mark, Space- Baudrate: 600bps~230.4Kbps- RX cache: 800byte- Hardware flow control: none- Interface protection:- 2KV ESD protection- RS485 pull up/down registers: 2.2KΩ3. Power:- Power supply: 5.0~7.0V (5V recommended)- Operating current: 150mA (@5V)- Power consumption: <1W- Interface protection: reverse-proof, ESD protection, anti-surge4. Environment:- Operating temperature: -25~75 degree C- Storage temperature: -40~105 degree C5. Size: 69.65*63.59*25.47mmPackage Contents1. RS485 TO ETH x12. 5V power adapter x1Specification: Package Weight One Package Weight 0.22kgs / 0.49lb One Package Size 8cm * 7cm * 3cm / 3.15inch * 2.76inch * 1.18inch Qty per Carton 455 Carton Weight 121.94kgs / 268.83lb Carton Size 56cm * 35cm * 39cm / 22.05inch * 13.78inch * 15.35inch Loading Container 20GP: 348 cartons * 455 pcs = 158340 pcs40HQ: 809 cartons * 455 pcs = 368095 pcs

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1. Various materials can be detected to accurately locate the positions of wood, metal and wires. 2. Hd large screen, LED backlight, easy to read measurement data, easy to correspond to the dark. 3. Non-slip soft adhesive, strong and anti-falling, waterproof and dustproof. 4. Maximum detection depth of wood/metal/live wire: 38mm/76mm/51mm. 5. Use 9V battery (not included).Specification: Package Weight One Package Weight 0.19kgs / 0.41lb One Package Size 18cm * 8cm * 5cm / 7.09inch * 3.15inch * 1.97inch Qty per Carton 60 Carton Weight 11.20kgs / 24.69lb Carton Size 40cm * 34cm * 32cm / 15.75inch * 13.39inch * 12.6inch Loading Container 20GP: 612 cartons * 60 pcs = 36720 pcs40HQ: 1422 cartons * 60 pcs = 85320 pcs

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1. Displayed with LCD 2. Can perform direct measurement and comparative measurement 3. Its data interface can output the data into the printer or computer, which can handle the date or print the data 4. Measuring range: 0-25mm (0-1 inch) 5. Resolution: 0.001mm (0.00005 inch) 6. Power supply: one silver-oxide button battery SR44(1.5V)Specification: Package Weight One Package Weight 0.44kgs / 0.98lb Qty per Carton 40 Carton Weight 18.00kgs / 39.68lb Carton Size 40cm * 31cm * 20cm / 15.75inch * 12.2inch * 7.87inch Loading Container 20GP: 1075 cartons * 40 pcs = 43000 pcs40HQ: 2496 cartons * 40 pcs = 99840 pcs

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1. Resolution: 64x1282. Point spacing: P3.753. Rated voltage: 5V/2A4. Power supply mode: USB interface5. Grayscale: 2566. Pixel: 64x647. Support file format: text, picture, GIF, JPG8. Material: PVC9. Visualization: full color RGB10. Screen size: about 25x25cm11. Appearance size: about 27x27cm12. Weight: about 100g Features:1. Anytime, anywhere, remote control, Bluetooth connection, easy to use2. Thin and flexible, easy to install, durable3. Send text messages, you can set multiple programs to automatically play4. Send moving pictures and pictures, and play multiple pictures in a loop5. Various uses, LED backpacks, LED vests, takeaway catering, etc.Specification: Package Weight One Package Weight 0.15kgs / 0.34lb One Package Size 28cm * 28cm * 1cm / 11.02inch * 11.02inch * 0.39inch Qty per Carton 194 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 194 pcs = 34338 pcs40HQ: 412 cartons * 194 pcs = 79928 pcs

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1. Material: ABS2. AC voltage: 1000V3. DC voltage: 1000V4. Resistance: 100 milliohms5. Temperature: 1000 degrees Celsius6. Capacitance: 10mF7. Frequency: 10MHz8. Range: 99999. LED backlight: Yes10. Automatic shutdown: 15 minutes11. Intelligent anti-burning, full gear overload protection12. Automatically identify intelligent measurement, no need to switch manually13. After the measurement is stable, the data will be displayed permanently14. NCV induction voltage, sound and light alarm, farewell to the danger of electric shock15. Live zero live wire identification function, both a multimeter and a test pen16. Using intelligent computing chip, accurate measurement17. Built-in flashlight function, convenient to work in the dark and dark environment18. TYPE-C charging, built-in 1000mAh lithium battery, continuous work for 5 hours, long-lasting battery life19. Small size, easy to carry20. Dimensions: 75x75x143mm21. Weight: 135 gramsSpecification: Package Weight One Package Weight 0.36kgs / 0.80lb One Package Size 20cm * 12cm * 5cm / 7.87inch * 4.72inch * 1.97inch Qty per Carton 82 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 82 pcs = 14514 pcs40HQ: 412 cartons * 82 pcs = 33784 pcs

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1. One-key alarm, one-key monitoring, easy to use2. Commercial analog license-free walkie-talkie, with 4400mAh large-capacity battery, Type-C charging interface3. Sturdy structure and hard shell, resistant to drop and pressure4. Functions: channel switching, PTT, monitor, squelch level, TOT, scanning, CTCSS/DCS, voice prompt, power saving, battery voltage alarm, busy channel lock, high/low power switch, VOX, etc.5. Frequency range: PMR4466. Channel capacity: 167. Channel spacing: 12.5KHz8. Antenna impedance: 50 ohms9. MIC impedance: 2.2k ohm10. Frequency stability: +/-2.5x10-611. Net weight: 260g12. Product size: 225x56x38mmSpecification: Package Weight One Package Weight 0.74kgs / 1.63lb One Package Size 22cm * 25cm * 8cm / 8.66inch * 9.84inch * 3.15inch Qty per Carton 10 Carton Weight 8.85kgs / 19.51lb Carton Size 44cm * 25cm * 40cm / 17.32inch * 9.84inch * 15.75inch Loading Container 20GP: 606 cartons * 10 pcs = 6060 pcs40HQ: 1406 cartons * 10 pcs = 14060 pcs

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1. With 8 single-channel signal input/4 stereo channel input switching options, 8-channel signal input (4 stereo inputs can be converted), when only A channel is connected, it is mono, and the channels are simultaneously connected as stereo input. 2. The different knobs of the microphone reverberation effect can be adjusted separately, and the sound effect is better. 3. The built-in rechargeable battery can be charged with a mobile phone charger or a power bank, which is convenient to use and carry. 4. Guangfan is used to expand the input signal of equipment such as mixers/power amplifiers/mobile speakers. 5. Input sensitivity: MIC -36dB, Line -10dB, Eff Ret -12dB, Tape In -26dB 6. Reverberation effect: 12-200ms 7. Output voltage: 4V Max 8. Signal-to-noise ratio: greater than 85dB 9. Distortion: 0.03% 10. Frequency response: 20Hz-20KHz+3dB 11. Charging power supply: 5V/2ASpecification: Package Weight One Package Weight 0.55kgs / 1.21lb One Package Size 20cm * 14cm * 6cm / 7.87inch * 5.51inch * 2.36inch Qty per Carton 30 Carton Weight 17.55kgs / 38.69lb Carton Size 42cm * 38cm * 32cm / 16.54inch * 14.96inch * 12.6inch Loading Container 20GP: 522 cartons * 30 pcs = 15660 pcs40HQ: 1212 cartons * 30 pcs = 36360 pcs

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1. Round structure, connected to mobile phone, 45-degree observation, intelligent fill light, multiple magnification options, environmentally friendly materials2. Large-size focusing handwheel, non-slip design, smooth and fast focusing3. Rotating design, easy to operate4. Built-in double light source for upper and lower points, soft light, comfortable observation5. Can connect to mobile phone to take photos and videos6. Wear-resistant, not easy to scratch, non-toxic, no odor, not easy to damage, light and convenient7. Magnification: 100/400/1200 times8. Material: ABS9. Voltage: 4.5V10. Current: about 6A11. Power: 27W12. Light source: LED light13. Power supply mode: 3 AA batteries (not included)14. Applicable age: over 8 years old15. Dimensions: 14.5 x 8.2 x 25CMSpecification: Package Weight One Package Weight 1.00kgs / 2.21lb One Package Size 29cm * 26cm * 12cm / 11.42inch * 10.24inch * 4.72inch Qty per Carton 30 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 30 pcs = 5310 pcs40HQ: 412 cartons * 30 pcs = 12360 pcs

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About the product1. Since the presence of high-voltage circuit board back, its danger to touch the circuit board or parts. 2. This voltmeter uses capacitive buck, so it can not be used in the electronic speed control, SCR regulator dimming, UPS, or other high-frequency components of the occasionSpecification: Package Weight One Package Weight 0.04kgs / 0.08lb One Package Size 7cm * 4cm * 2cm / 2.76inch * 1.57inch * 0.79inch Qty per Carton 300 Carton Weight 9.00kgs / 19.84lb Carton Size 40cm * 25cm * 25cm / 15.75inch * 9.84inch * 9.84inch Loading Container 20GP: 1066 cartons * 300 pcs = 319800 pcs40HQ: 2476 cartons * 300 pcs = 742800 pcs

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Product presentation:Do you have 3 power amplifiers and 3 sets of speakers that need to be connected to each other?Do you need 3 amplifiers and 3 sets of speakers to get stuck?A powerful amplifier and audio switcher can solve these problems,1. 3 power amplifiers push-button select switch input,3 sets of stereo speakers push-button select switch output (3 sets of speakers can be opened or closed independently)2. 3 sets of stereo speakers can sound at the same time, you can also turn off one group of speakers or more groups of speakers individually, manually select the pushbutton switch3. The maximum power of each channel is 300W4. Signal input provides vacuum tube power amplifier signal no-load protection function5. manual selection of input and output switching, straight plug straight use, switching signal stability, between channels will not produce another dry close or noise6. Compact design of solid metal shell, easy installation, the product does not need external power7. Simple installation: input and output plug and play easy installation, you can enjoy different audio experienceProduct Parameter:1. Compatible with all types of power amplifiers and speakers2. Input/output accepts heavy-duty speaker wire or speaker pin wire through the terminal port3. Connect the power amplifier to amplifier 01-02-034. Connect the loudspeaker to position A-B-C respectively5. Turn on your power amplifier stereo device and the product requires no external power supply6. Input:3 sets of inputs (banana plug)7. Output:3 sets of output (banana plug)8. Power: up to 300W9. Metal material, fine steel housing, compact size suitable for any system10. Channel Power: Each channel supports up to 300W of power11. Frequency response: 10Hz-50KHz12. Net weight :0.96 kg13. Packed weight :1.13 kg14. Product size: length 240mm X width 105mm X height 55mm15. Packing size: length260mm X width 185mm X height 65mm16. Kit list: 3 input 3 output power amplifier and sound switcher loudspeaker switch distributor x 1Specification: Package Weight One Package Weight 1.10kgs / 2.41lb One Package Size 26cm * 18.5cm * 6.5cm / 10.24inch * 7.28inch * 2.56inch Qty per Carton 20 Carton Weight 24.00kgs / 52.91lb Carton Size 53cm * 38cm * 35cm / 20.87inch * 14.96inch * 13.78inch Loading Container 20GP: 378 cartons * 20 pcs = 7560 pcs40HQ: 878 cartons * 20 pcs = 17560 pcs

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1. The surface is treated with sand surface oxidation, which has good anti-interference and heat dissipation capabilities. 2. Support 8K pixels, the screen display is clear. 3. Strong compatibility, smooth picture without lag, no delay. 4. Voltage: DC5V 5. Material: metalSpecification: Package Weight One Package Weight 0.08kgs / 0.19lb One Package Size 15cm * 10cm * 2cm / 5.91inch * 3.94inch * 0.79inch Qty per Carton 180 Carton Weight 15.40kgs / 33.95lb Carton Size 47cm * 42cm * 32cm / 18.5inch * 16.54inch * 12.6inch Loading Container 20GP: 422 cartons * 180 pcs = 75960 pcs40HQ: 980 cartons * 180 pcs = 176400 pcs

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1. Battery powered, no voltage ripple, more accurate output frequency2. Polymer lithium battery with overcharge/overdischarge/overcurrent protection3. Small size, easy to use, good effect4. Power supply: 5V Micro USB interface charging cable5. Battery: lithium polymer battery, capacity 850mAh6. Charging current: 250mA7. Working current: 7mA8. Charging time: about 6 hours fully charged9. Use time: about 200 hours10. Size: about 6.8x5.2x1.2cmSpecification: Package Weight One Package Weight 0.09kgs / 0.21lb One Package Size 10cm * 8cm * 1.5cm / 3.94inch * 3.15inch * 0.59inch Qty per Carton 318 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 318 pcs = 56286 pcs40HQ: 412 cartons * 318 pcs = 131016 pcs

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