Category: Board & Shield
Showing 321–336 of 353 results
RFID Card Reader Elevator Duplicator Access Control Card Reader Proxmark3 Easy 3.0 512k Memery
$114.82Card ReaderAdd to cartFeatureBasic ParameterModelPM3Easy 3.0Working Voltage3.5- 5.5 VWorking current50-130 mASize54 *96 * 86.6 mmThickness6.2 mm( Thinest), 9.8 mm ( with screw), 15.8 mm ( with LF antenna)OtherWhen LF antnena installed on the right LF antenna:29.84 V @ 125.00 kHz LF antenna:32.31V @ 134.00 kHz HF antenna:28.43V @ 13.56 MHzWhen LF antnena installed on the left LF antenna:43.86 …
RobotDyn Compact RFID Reader NFC Module MFRC522 Writer 13.56MHz 5V 3.3V
$19.67Card ReaderAdd to cartFeatureThis RFID modules base on MFRC522 IC and that can read and write Mifare’s tags. The microcontroller and card reader uses SPI or 12C for communication. The card reader and the tags communicate using a 13.56MHz electromagnetic field.The RFID MFRC522 module supports MF1xxS20, MF1xxS70 and MF1xxS50 tags. The RFID MFRC522 module supports contactless communication and …
RobotDyn Compact RFID Reader NFC Module MFRC522 Writer 13.56MHz 5V 3.3VRead More
Robotdyn RFID Reader Writer NFC Module MFRC522 Board
$17.13Card ReaderAdd to cartFeatureThis RFID module base on MFRC522 IC and that can read and write Mifare’s tags. The microcontroller and card reader uses SPI for communication. The card reader and the tags communicate using a 13.56MHz electromagnetic field. The RFID MFRC522 module supports MF1xxS20, MF1xxS70 and MF1xxS50 tags. The RFID MFRC522 module supports contactless communication and uses …
Robotdyn RFID Reader Writer NFC Module MFRC522 BoardRead More
Rotating Potentiometer Knob Cap Digital Control Receiver Decoder Module Rotary Encoder Module
$6.55Decoder BoardAdd to cartDescriptionWorking voltage:DC 5VA circle of pulse count:20– Rotary encoder through rotation direction and reverse direction can count is in the process of the number of output pulse, rotating counter unlike potentiometer, the rotation count there is no limit.Cooperate with the buttons on the rotary encoder, can be reset to the initial state, that is, from …
RS232/485 Serial Port to GPRS DTU/GSM Wireless Data Transmission Module USR-GPRS232-730
$95.09Network ModuleAdd to cartFeatureProject:DescriptionProduct name:USR-GPRS232-730:GPRS DTUInternet:Standard:GSM / GPRSRate:14.4 Kbps ~ 57.6 KbpsStandard frequency band:850/900/1800/1900MHz quad frequencyGPRS Multi-slot Class:GPRS Class 10GPRS Terminal Device Class:Class BGPRS Coding Schemes:CS1 ~ CS4Maximum transmit power:GSM900 class4 (2W), DCS1800 class1 (1W)Application method:GSM standard AT command set / someone extended AT command set / data transmission / short message transmissionNetwork protocol:TCP, UDP, DNS, HttpNumber of …
RS232/485 Serial Port to GPRS DTU/GSM Wireless Data Transmission Module USR-GPRS232-730Read More
RS485 to Ethernet Serial Server TCP/IP Networking Communication Equipment TCP232-304
$59.04Network ModuleAdd to cartFeatureWorking voltage/current:DC 5.0-7.0 V, 150mA@5VSerial port baud rate:600-230.4K (bps)Network protocol:IP, TCP, DP, ARP, ICMP, IPV4, HTTPTransparent transmission method:TCP Server/TCP Client/UDP Server/UDP ClientMaximum TCP connections:Support up to 16 TCP connections (customizable)Operating temperature:-25 75CSize:73.2*70*25 mm (L*W*H) including terminals and earsHTTPD Client:Support (GET/POST)IP obtaining method:Static IP, DHCPUser configuration:Software configuration, web page configuration, AT command configurationPackage includes1 x Module
SANWU Mini Usb Colorful LED Night Light Board for Power Bank Computer Laptop
$5.29LED BoardAdd to cartDescriptionThis is a Colorful LED USB lamp, can work with a variety of modes:Always flashing,Colorful discoloration, White, Yellow, pink, ice blue, violet, red, green, blue.Package included1 x Mini USB LED board
Schumann Wave Generator 7.83Hz 20W Power with Housing Low Frequency Generator 7.83HZ Sine Wave
$54.66Generator ModuleAdd to cartParameterProduct name:Schumann wave generator/very low frequency generatorMainboard power supply:DC 24V /2AOutput power:peak 20WAdapter power supply parameters:AC 100-240V 50HZOutput frequency:7.83HZOutput waveform:sine waveMotherboard size:9CM length * 5CM width * 2.5CM heightFeaturesSchumann wave itself does not directly act on audio or video products to improve the sound quality and picture quality, but on the space environment, the human …
Schumann Wave Generator Extremely Low Frequency Pulse Generator 7.83HZ
$24.04Generator ModuleAdd to cartSchumann wave applied to HIFI1. The player has certain HIFI experience, and the level of HIFI equipment should not be too low;2. Be able to hear and distinguish the timbre changes brought about by different wires on the same system;3. It is recommended to buy two sets for trial (the effect is better);4. Put the …
Schumann Wave Generator Extremely Low Frequency Pulse Generator 7.83HZRead More
Serial Communication Server RS232/485/422 4-port to Ethernet Device Networking USR-N540
$247.33Network ModuleAdd to cartFeatureClassification:Parameter:ValueHardware parameters:Operating Voltage:DC5∥36 VWorking current:95mA@5VEthernet port specifications:RJ45, 10/100Mbps, crossover direct connection adaptiveSerial port baud rate:600-230.4K (bps)Software parameters:Network protocol:IPV4, TCP/UDPIP obtaining method:Static IP, DHCPDNS:stand byUser configuration:Software configuration, web configurationSimple transparent transmission method:TCP Server/TCP client/UDP Server/UDP ClientModbus:Support Modbus gatewayWeb page to serial port:Web page to serial port that supports WebSocket communication modeCustom webpage:stand byClass RFC2217:stand byHttpd Client:stand …
Serial Communication Server RS232/485/422 4-port to Ethernet Device Networking USR-N540Read More
Customers Also Viewed
JT-180 1.4W 7V Solar Panel Power Fountain Pump Outdoor Garden Pond Pool Submersible Water Pump Kit
$64.79Electrical Pump & ValveAdd to cartSpecificationsModel:JT-180Materail:Monocrystalline silicon+ABSSolar battery:7V,1.4WSolar battery:110mm*110mm/4.3inch*4.3inchThe power of pump:DC7V 1.4WMax flow pump:200L/hMax.water height of pump:75cm(Max,water-jet height:50cm)Life time:≥15000HoursFeatureThis product has the lowest rate of the power of solar battery to pump power,and it is not only very easy to operate the brushless motor under little sunshinelike the brush motor,but also, it has the much long life time than …
5pcs 220V XH-W3003 Micro Digital thermostat High Precision Temperature Control Switch Temperature Alarm
$68.61Sensor & Detector ModuleAdd to cartFeatureProduct Name:Microcomputer Temperature ControllerProduct model:XH-W3003Temperature range:-50~110°CTemperature control range:-50~110°CTemperature measurement accuracy:+-0.1 °CTemperature control accuracy:+-0.1 °CTemperature probe:1 meter waterproof probeSupply voltage:AC110-220VOutput power:AC220V:1000WOutput type:Direct outputOutput currentAppearance size:60 x 45 x 31mmOpening size:73mm (aperture 4mm)Features:Setting methodHigh temperature alarm (range:-50~110°C):For example, if you want to alarm when the temperature exceeds 20 °C, set the upper limit temperature to 20 °C …
30pcs 2.4G Wireless Remote Control Module Transmitter and Receiver Module Kit Transmission Reception Communication 6 Channel Output
$178.88Smart ModuleAdd to cartTY24D-TX is the transmitting module, TY24D-RX is the receiving module. The transmitting module only needs to provide 3.3V power supply and transmitting button and one LED as the transmitting status indication. The output port corresponding to the receiving module can output the level signal, and the module has the output status. Select to select the …
2Pcs DC-DC Boost Buck Adjustable Step Up Step Down Automatic Converter XL6009 Module Suitable for Solar Panel
$8.87Boost & Buck ModuleAdd to cartDescriptionsAuto start voltage will be pulled down to 7V or less, and engine will at high speed when the voltage up to 15V or higher. It is hard to work for 12V electrical equipment, this automatic buck boost module can solve this problem, regardless of the input voltage is 5V or 12V or 32V, the …
5 Pcs Blue Acrylic Wall Mounted Protective Case Support Cooling Fan for Raspberry Pi 4 Model B
$56.17Raspberry Pi & Orange PiAdd to cartDescription– Wall Mounting Available– Red Blue Black Optional– Support Adding Cooling Fan– Compatible With Raspberry Pi 4B– Make of Transparent Acrylic, could check the board status easilyThere is a Protective Film on the board surface, please take it off before using.Package Included5* Blue Acrylic Case Kit
5pcs 0.5A 3S Synchronous Buck Li-Ion Charger DC 5-23V to 4.2V 8.4V 12.6V Power Supply Module for 3.7V 7.4V 11.1V 18650 Lithium Battery
$32.85Power Supply ModuleAdd to cartDescription3-Cell(3S) 12.6V VersionInput voltage:DC 14.8-23V(Recommend DC 14.8V/15V/18V)Charging voltage:12.6VCharging current:0.5ALed indicatorBright:Charging Off:full blinking:almost full; If the charging current is too large (or the battery capacity is small), it will quickly enter the flashing state, and the charging current should be reduced.Operating ambient temperature:-40° to +85°Storage temperature:-65° to +125°Size:30*15*5.5mmWeight:2gApplicationsCellular TelephonesPDA, MP3 Players, MP4 PlayersDigital CamerasBluetooth ApplicationsGame PlayersNotebookli-on …
15W 18V Semi Flexible Solar Panel with 5V USB Port & Cables
$58.36Smart Robot & Solar PanelAdd to cartSpecificationsMaximum Power (Pmax):15wMaximum Power Voltage (Vmp):18VMaximum Power Current (Imp):1.2aThe Number of Cells:36 PCSOutput:USB 5V & DC 18VSize:435 * 200 * 2.5 mmFeaturesLightweight and easy to carry.The charging temperature is -20-70 degrees Celsius.Flexible solar panel, maximum bending 30 degrees arc.Short circuit and surge technology keeps you and your equipment safe.Durable, waterproof.Packing Included1 x solar panels1 x …
15W 18V Semi Flexible Solar Panel with 5V USB Port & CablesRead More
DPX6005S Digital CNC Adjustable DC Power Supply 0-60V/32V 5A/3A 48V24V12V Step-down Board with LCD Display
$82.94Power Supply ModuleAdd to cartFeaturesIt is a fully CNC programmable step-down power supply with small size, high power, high efficiency and stable operation. It adopts a 1.8-inch TFT color liquid crystal display to provide comprehensive and clear display data. The power supply is controlled by an advanced microprocessor and can be precisely adjusted. And display voltage and current; using …