Electronic Module
Electronic Module
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  • Steps down 5V signals to 3.3V and steps up 3.3V to 5V at the same time
  • 2 sources which high voltage or low voltage. 5V or 3.3V
  • 4 pairs of terminal connection
RM3.00
  • USB to serial UART interface
  • Low-cost way to add USB capability 
  • RXD/TXD transceiver communication indicator
  • Includes over-current protection
RM15.80
  • MicroSD Card Adapter
  • Power supply is 4.5V ~ 5.5V
  • Communication interface is a standard SPI 

 

RM5.80
  • Accurate I2C real-time clock 
  • Operating voltage: 3.3 - 5.5V
  • Clock chip: High-precision clock chip DS3231
  • Programmable square-wave output
RM5.90
  • Provides convenient way to connect your RS232 TTL Devices
  • Demo board to your PC via the USB port
  • Support various Windows operating systems

 

RM6.80

1 unit of 16 Channel I2C IIC PWM Multiple DC Servo Motor Driver , Arduino

RM23.80
  • Model number: TEC1-12706
  • Operating Voltage : 12V
  • Maxmimum Current: 4.3A to 4.6A (12V)
  • Maximum Operating Voltage: 15V (Operating Current 5.8A)
  • Max power consumption: 60 Watts
  • Operating Temperature: -55℃ to 83℃ 
  • Internal resistance: 2.1 Ω to 2.4 Ω (room temperature)
  • Dimensions : 40mm x 40mm x 3.6mm
RM10.80
  • Supply voltage: 3.3VDC
  • Model: JM-101B 1923
  • Operating current: <60mA 
  • Peak current: <70mA 
  • Fingerprint imaging time: around 1.0 seconds
  • Window area: 15.3mm x 18.2mm
  • Signature file: 256 bytes
  • Template file: 512 bytes
  • Storage capacity: 162 templates
  • Interface: TTL Serial
  • Baud rate: 9600, 19200, 28800, 38400, 57600 (default is 57600)
  • Temperature rating: -20C to +50C
  • Resolution: 500 dpi
  • Backlight colour: Blue
  • Full Dimensions: 45 x 20 x 22mm
RM89.90
  • 256k bit capacity
  • All pins are leads and marked
  • Onboard chip AT24C256 chip required pull-up resistor
  • Pins are leads and marked
RM7.00
  • High voltage input(up to 53V)  DC-DC Step-Down Module
  • Generates a lower, regulated DC voltage
  • Higher efficiency and lower heat dissipation
  • Input : DC 3-53V

 

RM8.80
  • Operation Voltage: 2.0 to .5.5.V
  • Uses Less Than 300nA at 2.0V
  • Working Temperature Range: -40℃ +85℃
  • Battery: CR2032 Lithium Cell 3V Button cell
  • Dimension: 4.3 x 2.3 x 1.1 cm
RM4.90
  • Charging current: 1A Adjustable (Through 1.2k R3 RPROG Resistor)
  • Charge Accuracy: 1.5%
  • Input voltage: 4.5V-5.5V
  • Full charge voltage: 4.2V
  • Over discharge / Deep Drain protection voltage: 2.5V
  • Over-current protection: 3A
  • Working temperature: -10 Degree to +85 Degree
RM2.20