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Trigger Voltage: 5VDC

Switching Voltage: 250VAC@30A; 30VDC@30A

The module can be set high level or low-level trigger by the jumper

1 channel 5V 30A Relay Module Power Failure Relay

Input Current : 0-30A

Output Mode: 0-1V @ 30mA

Frequency: 50HZ-150KHZ

Opening Size: 13 x 13mm/ 0.5″ x 0.5″(L*W)

Output Plug 3.5mm

Dielectric Strength 6000V AC/1min

Suitable for lighting equipment, AC motors, air compressors, monitoring, current measurement, and protection

Meet UL94-V0 flame retardant properties

SCT-013-030 Non-invasive AC Current Sensor Clamp Sensor 30A

High-power LED driver.

Lithium battery(or lead accumulator) charge.

Vehicle-mounted power supply.

Low voltage system power supply.

6V, 12V, 14V, 24V battery charge.

On-board laptop power supply.

regulated power supply.

Low voltage power supply system.

300W 20A DC-DC Buck Converter Step-down Module Constant Current LED Driver Module

Supports all basic windows versions.

The adapter plate integrated 1000μF solid capacitors to ensure the current supply

The power supply will not be a problem to make WIFI module crashes unresponsive.

Using 3225 SMD crystal oscillator, improve the stability of serial work, on a beautiful and tall.

Working voltage: 4.5V – 5.5V (Onboard 3.3v LDO Regulator)

Working current: 300mA (LDO regulator can supply)

USB to UART/ESP8266 Adapter Programmer for ESP-01 WiFi Modules with CH340G Chip

Load capacity: support multipoint, each converter allows RS485 interface device to connect 32

Interface Protection: TVS tube protection, USB self-recovery protection

Support Windows98/ME/2000/XP/WIN7/Vista, Linux, Mac

Self-powered from USB.

It can be up to 32 devices on the bus.

USB to RS485 TTL Serial Converter Adapter FT232 Module

All kinds of satellites set-top box upgrade

Router, HDD, ADSL, broadband modem firmware upgrade or cracked upgrade

cellphone, XBOX360, GPS serial communication, vehicle inspection and test, DVD flash and so on

Burn write STC MCU, NXP MCU, Renesas MCU, NEC MCU and so on

Simple UART communication commonly used UART debugging tools in supper terminal

USB signal transferred to TTL signal may be used by electronic enthusiasts

PL2303 - PL2303HX USB to TTL Serial UART Converter Module

Fully compliant USB 2.0 standard, backward compatible with USB1.1

Support System: Windows XP, Vista, Windows 7, Linux, MacOS, and WinCE5.0 drive

Baud Rate Range: 75bps – 115200bps, up to 6Mbps

Supports Plug, Play and hot-swap ( USB side)

Better than using CH341D chip or similar chip to support the laptop USB port.

Communication distance up to 1.2KM

USB to RS485 Converter Adapter Support WIN7 XP Vista Linux Mac OS

Led indicator: red is charging Green is fully charged.

Current Protection: Yes

Inversed polarity: NO.

Use mature charging chip TP4056 for simple peripheral circuits, good protection performance, and high charging accuracy.

Fully machinery automated processing, all patch parts manufacturing.

TP4056 1A Li-ion lithium Battery Charging Module With Current Protection - Mini USB

Input Voltage: 3.7 to 5.3 V

Input Current: 30 mA

Display Dimensions: 42x24x12 (LxWxH) mm

TM1637 4 Digits 7 Segment Led Display Module with Clock for Arduino

Supply Voltage : 8-35 VDC.

Current : 1.0A (no heatsink ).

Current : 2.0A (with heat-sinking).

logic input : 3 – 5.5V .

Automatic current decay mode detection / choice.

Mixed with slow current decay mode.

A4988 Stepper Motor Driver Module

100% Brand new and high quality STM32 Board

Model: STM32F103C6T6.

Core: ARM 32 Cortex-M3 CPU.

Debug mode: SWD.

72MHz work frequency.

64K flash memory, 20K SRAM.

2.0-3.6V power, I/O.

STM32F103C6T6 Minimum System Board Microcomputer STM32 ARM Core Board

Compatible with Raspberry Pi

Multifunctional GPIO extension board 1 to 3 port DIY

Excellent quality and printing process.