XL6009 power module + LED Voltmeter DC-DC Boost module with adjustable voltage meter display

XL6009 power module + LED Voltmeter DC-DC Boost module with adjustable voltage meter display Description: Input voltage:4.2-32V Output voltage:5-52V Maximum input current:4A Transfer efficiency:94% Output ripple:50mV Operating temperature:-40℃~+85℃ Switching frequency:400KHz Output ripple:50mV Load regulation:±0.5% Voltage regulation:±0.5% operating temperature:-40℃~+85℃ Size:6.98*3.80 Functions: Short press: input/output display options Moderate press: Enter the fine-tuning state .Increase or decrease the Read more about XL6009 power module + LED Voltmeter DC-DC Boost module with adjustable voltage meter display[…]

CP2102 USB to TTL USB UART serial port module brushing machine upgrade Board STC with download cable

CP2102 USB to TTL USB UART serial port module brushing machine upgrade Board STC with download cable – USB to Serial TTL CP2102 adapter Provides connection from USB on host computer to microcomputers or other TTL signal level accessories. The CP2102 Virtual COM Port (VCP) device drivers allow a CP2102-based device to appear to the PC’s Read more about CP2102 USB to TTL USB UART serial port module brushing machine upgrade Board STC with download cable[…]

XL6009 DC-DC step up module, better than LM2577, with adjustable booster power supply module, Output Max Current 4A

XL6009 DC-DC step up module, better than LM2577, with adjustable booster power supply module, Output Max Current 4A   This module is a non-isolated step-up (boost) voltage converter featuring adjustable output voltage and high efficiency. Description: XTW6009 is a 4 a switch current high-performance step-up (BOOST) module. The XL6009E1 module USES the second generation of Read more about XL6009 DC-DC step up module, better than LM2577, with adjustable booster power supply module, Output Max Current 4A[…]

MFRC-522 RC522 RFID RF IC card sensor module to send S50 Fudan card, keychain for arduino

MFRC-522 RC522 RFID RF IC card sensor module to send S50 Fudan card, keychain for arduino RFID-RC522 module one; the standard S50 blank card one; S50 shaped cards one (as shown keychain shape); vertical, curved row of pins each one; RC522 chip: MF RC522 is applied to 13.56MHz contactless communication highly integrated chip card reader, Read more about MFRC-522 RC522 RFID RF IC card sensor module to send S50 Fudan card, keychain for arduino[…]