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MAX485 to TTL RS485 converter module
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MAX485 to TTL RS485 converter module

MAX485-based TTL to RS485 converter module for long-distance, noise-resistant serial communication with microcontrollers.

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CP2102 USB to RS232 serial converter module
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CP2102 USB to RS232 serial converter module

USB to RS232 serial converter module based on CP2102 chipset, suitable for programming, debugging, and RS232 device communication.

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HL-340 USB to RS232 converter cable
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HL-340 USB to RS232 converter cable

USB to RS232 serial converter cable using HL-340 chipset, ideal for connecting PCs to CNC, PLC, modems, and other RS232 devices.

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PL2303 TA USB to TTL 4 Pin Cable
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PL2303 TA USB to TTL 4 Pin Cable

USB to TTL serial converter cable based on PL2303TA chipset with a 4-pin interface, ideal for Arduino, ESP, GPS, and embedded development.

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Roboway 0.56-inch DC 4.5-30V two-wire digital voltmeter
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Roboway 0.56-inch DC 4.5-30V two-wire digital voltmeter

Roboway 0.56-inch DC 4.5–30V two-wire digital voltmeter—compact, accurate voltage monitor for DIY electronics, batteries, and solar systems.

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2-wire DC 0.28 inch mini digital voltmeter
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2-wire DC 0.28 inch mini digital voltmeter

2-wire DC 0.28-inch mini digital voltmeter—compact, accurate voltage monitor for DIY electronics, battery packs, and portable devices.

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2-wire DC 0.56 inch voltmeter
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2-wire DC 0.56 inch voltmeter

2-wire DC 0.56-inch voltmeter—compact digital display for monitoring DC voltage in DIY electronics and battery-powered projects.

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1S 8S 18650 LIPO BATTERY CAPACITY INDICATOR
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1S 8S 18650 LIPO BATTERY CAPACITY INDICATOR

1S–8S 18650 LiPo battery capacity indicator—monitor voltage and charge level for Li-ion/LiPo battery packs.

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lead acid battery capacity indicator
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lead acid battery capacity indicator

Lead acid battery capacity indicator—monitor voltage, charge level, and health for automotive, solar, and backup systems.

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ZB2L3 18650 battery capacity tester
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ZB2L3 18650 battery capacity tester

ZB2L3 18650 battery capacity tester—accurate and portable tool to measure voltage, capacity, and health of Li-ion batteries.

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30A Intelligent LCD Solar Controlle
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30A Intelligent LCD Solar Controlle

30A intelligent LCD solar controller—efficient and safe solar charge regulator for batteries and off-grid systems.

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22.5W 5-port bidirectional fast charging printed circuit board module for mobile devices
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22.5W 5-port bidirectional fast charging printed circuit board module for mobile devices

22.5W 5-port bidirectional fast charging PCB module—safe and efficient solution for DIY power banks and multi-device mobile charging.

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