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Hand soldering Micro USB connector can be a daunting task, if it is even possible at all. That's why you will need this Micro USB Breakout board if you will be building a project that has a Micro USB port...

5V 3A Step down converter with USB socketInput Voltage: 6-24VDCOutput Voltage: 5.1-5.2VOutput Current: 3A max, 2A continousOutput Ripple: 10mV @ 12V inputSwitching Frequency: 500kHz nominalOutput LED indicator..

7-segment 8-digit Display ModuleController: MAX7219Supply Voltage: 3.3-5.0VLED Display: 10mm RedInterface: 3-wire SerialCompatible with 3.3V to 5V logic drive (eg. gizDuino, Arduino, Raspberry Pi)Downloads :Sample Codes DownloadsLEDControl Library Downloads..

Bluetooth 4,0 ModuleCompatible with Android and IOSCompatible with HM-10 ModuleCC2540/CC2541 Radio ChipPower: 3.3V or 5VDCInterface: UART 5V logic or 3.3V Logic, according to voltage supply usedDownloads :Manual Link..

8 Channel relay board- Optocoupler isolated drivers- 5V coil voltage- 10A at 220VAC/32VDC  SPDT Contact- LED Indicators for each channelCompatible with logic driving 5V and 3V (e.g. Arduino, Raspberry Pi)..

The **Breadboard Plug-in Power Supply Module** is a device that provides regulated voltage rails for project circuits on a solderless breadboard. It can be powered using an input voltage range of 6.5 Volts to 12 Volts. The module has two voltage regulators which output 3.3 Volts and 5 Volts. It also..

TP4056-1A Li-Ion Battery Charger Modulewith micro-USB connector port..

DS3231 Real Time Clock Module withAT24C32 EEPROMPower: 3.3-5.5VDual calendar alarm, +/-3? accuracy of digital temperature sensorHigh-speed(400kHz) I2C serial bus1Hz and 32.768kHz output reset button debounced input and output.Note: Battery not included and is sold separatelyDownloads :..

8x8dots x 4 Dot Matrix Display d3mmMAX7219 DriverCan be daisy chained or used independent from each modulesSupply Voltage: 5VDCSupplied with Dupont Jumper wiresDownloads :Sample Codes DownloadsMAX71xxPanel libraries Downloads..

Single 8x8 d3.75mm Dot Matrix ModuleMAX7219 Driver Chip4-wire Serial InterfaceOperating Voltage: 4.7V- 5.3VLED Color: Bright redDownloads:LedControl library DownloadSample code Download..