Electronic Modules

The Mini Micro SD Card Reader Module is a compact storage interface module designed to provide Micro SD and TF card support for microcontroller, embedded, and DIY electronics projects. It allows compatible development boards and controllers to read from and write data to a Micro SD card, providing convenient external...

The 3-Channel PWM Pulse Adjustable Frequency Module is a versatile signal generator board designed to produce adjustable PWM and pulse signals for electronics testing, control, automation, motor control, LED dimming, and other DIY applications. It provides three independent output channels, allowing multiple PWM or pulse signals to be generated and...

The 3V Coin Cell Battery Holder (Compatible with CR2032 Cell) is a compact and practical battery holder designed to securely accommodate a CR2032 3V lithium coin cell. It provides a convenient method of connecting a removable CR2032 battery to electronic circuits without directly soldering wires onto the battery. The holder...

The DC-DC Buck Converter Step Down Power Module 7-32V to 0.8-28V (12A 300W) is a high-power adjustable step-down voltage converter designed to efficiently reduce a higher DC input voltage to a lower adjustable DC output voltage. With an input voltage range of approximately 7V to 32V DC and an adjustable...

The ZB2L3 18650 Li-ion Lithium Battery Capacity Tester Module Board is a compact and practical battery discharge testing module designed to measure the actual usable capacity of rechargeable lithium-ion batteries, particularly commonly used 18650 cells. Instead of simply measuring battery voltage, the module discharges the connected battery through an external...

The 1-8S LiPo Battery Voltage Tester is a compact and practical battery monitoring device designed to check the voltage of Lithium Polymer (LiPo) battery packs from 1S to 8S. It provides a quick and convenient way to monitor the overall battery voltage as well as the individual cell voltages through...

The Mini Solar LiPo Charger Board is a compact and efficient solar battery charging module designed for charging a single-cell 3.7V Lithium-Ion or Lithium Polymer (LiPo) battery using energy from a small solar panel or other suitable low-voltage DC power source. Based on the CN3065 single-cell lithium battery charge management...

The 10A Smart Solar Charge Controller with Timer and USB Mobile Charger Socket is a versatile solar power management module designed for small off-grid solar lighting systems, battery charging applications, and portable renewable energy projects. Combining solar battery charging, automatic load control, programmable timer functionality, and a built-in USB output...

The DT9205A Haoyue Digital Multimeter with Probes is a versatile and economical digital measuring instrument designed for electrical testing, electronics troubleshooting, component testing, repair work, laboratory experiments, DIY projects, and educational applications. Featuring a large 3½-digit LCD display with up to 1999 counts, the DT9205A provides a wide range of...

The HTC DM-830L Digital Pocket Multimeter is a compact, versatile, and easy-to-use handheld measuring instrument designed for testing and troubleshooting electrical and electronic circuits. It can measure DC voltage, AC voltage, DC current, resistance, diode forward voltage, continuity, and transistor hFE, making it suitable for electronics repair, electrical maintenance, laboratory...

The MPPT Solar Charge Controller Module for 3S Lead-Acid Batteries 12V – CN3767 is a high-efficiency solar battery charging module designed to maximize power extraction from solar panels while providing safe and reliable charging for 12V lead-acid battery systems. Based on the advanced CN3767 MPPT charging controller IC, the module...

The Thermoelectric Cooler Peltier Module TEC1-12706 6A is a compact solid-state thermoelectric cooling device designed to provide efficient heating or cooling without the use of compressors, refrigerants, or moving parts. Based on the Peltier effect, the TEC1-12706 transfers heat from one side of the module to the other when powered...