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Modules
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RFID Module RC522
LKR 390 LKR 540
Modules There are 41 products.
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LKR 280 LKR 290 In Stock -
LKR 190 In Stock -
LKR 170 LKR 210 In Stock -
LKR 390 LKR 440 In Stock -
LKR 170 LKR 190 In StockMicro SD Card Module
Description* Onboard pop-up MINI SD card interface* The related pins are already done elicit and annotations* Board size: 18.5 (mm) x17.5 (mm)
LKR 170 LKR 190Reduced price!In Stock -
LKR 290 In StockMAX7219 dot matrix module
1 single module can drive the an 8 * 8 dot matrix common cathode2 the module Operating voltage: 5 vThe Module 3 dimensions: length 3.2 cm X 3.2 cm wide X 1.3 cm high4 holes with four screws, the diameter of 3 mm
LKR 290In Stock -
LKR 4,990 In StockFingerprint Optical Reader
Specifications:Supply voltage: DC 3.8-7.0VOperating Current: <65mAPeak current: <95mAFingerprint image time: <1.0 secondsWindow area: 14.5*19.4 mmSignature File: 256 bytesTemplate files: 512 bytesStorage capacity: 1000False Accept Rate (FAR): <0.001% (security level 3)False Reject Rate (FRR): <1.0% (security level 3)Search time: <1.0...
LKR 4,990In Stock -
LKR 220 LKR 240 In StockDC Motor Drive Module 2 CHANNEL
Product parameters:* H bridge motor dual drive, and can drive two DC motor or 1 line 4 phase stepper motor;* The voltage of the power supply module 2V-10V;* The signal input voltage 1.8-7V;* Single channel current of 1.5A, peak current up to 2.5A, low standby current (less than 0.1uA);
LKR 220 LKR 240Reduced price!In Stock -
LKR 990 In StockRelay Module 5V 8 Channel
Specification:1. This item is a 5V 8-Channel Relay interface board,It can be controlled directly by a wide range of microcontrollers such as for Arduino, AVR, PIC, ARM and so on.2. 8-Channel Relay interface board.3. Each one needs 15-20mA Driver Current.4. Equiped with high-current relay : DC30V 10A AC250V 10A.
LKR 990In Stock -
LKR 790 In StockKeypad Plastic 4X3
4 X 3 Matrix Keyboard Module with 16 Keys 4 * 3 Plastic Keys Switch FZ0840
LKR 790In Stock -
LKR 440 In StockAnalog-to-Digital Conversion Module...
WIDE SUPPLY RANGE: 2.0V to 5.5VLOW CURRENT CONSUMPTION: Continuous Mode: Only 150A Single-Shot Mode: Auto Shut-DownPROGRAMMABLE DATA RATE: 8SPS to 860SPS
LKR 440In Stock -
LKR 190 In StockMembrane Switch Keypad 3x4
Specifications:4 x 3 Matrix Membrane Keypad7 pin connector
LKR 190In Stock