Best Low power Microcontrollers

AEDIKO 4pcs DC 5V Relay Module 2 Channel Relay Board with Optocoupler Support High or Low Level Trigger

Normally Open Interfaces Maximum Load : AC 250V/10A, DC 30V/10A.
2 Channel Relay Module 5V Comes with High-Current Relay,Trigger Current : 5mA.
5V Relay Module is 2 Channel Isolated, Each Relay Can Individually Switch On/Off by An Opto-Isolated Digital Input.
Relay Module Designed With Fault-Tolerant , Even If The Control Line Breaks, The Relay Will Not Move.
With Optical Coupling Isolation,Triggering More Reliable and Stable.
2 Channel Module Equipped With Screwed Terminal Plate and Fixed Bolt Holes,Standard Interface Can Connect With Microcontrollers and be Controlled by a Wide Range of Microcontrollers.

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ELEGOO Electronic Fun Kit Bundle with Breadboard Cable Resistor, Capacitor, LED, Potentiometer (235 Items) for Arduino, Respberry Pi

This kit has all the components you need to start your projects for Arduino or Raspberry Pi and other microcontrollers.
With a precision potentiometer, better quality, power supply module and breadboard.

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Zezzio New 14.8 W/mK Silicone Thermal Pad for Heatsink GPU CPU RAM SSD LED Cooler IC Chipset Cooling

ULTIMATE THERMAL CONDUCTIVITY: With a thermal conductivity of 12W / mK, the GP-EXTREME offers first-class performance. SIMPLE APPLICATION: Thanks to its thermal dimensions of 80x40mm, the GP-EXTREME is easy to use..
SIMPLE APPLICATION: Thanks to its thermal dimensions of 80x40mm, the GP-EXTREME is easy to use..
PERFECT SIZES: The GP EXTREME sizes are perfect for PCB surfaces, VGA cards, laptops, game consoles, microcontrollers, memory ICs and other SMD components..
AVAILABILITY OF THE THIN: The GP-EXTREME is available in different thicknesses of 0.5mm, 1.0mm, 1.5mm, 2.0mm and 3.0mm..

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Multifunctional LCD Transistor Tester Diode Capacitance, Multi-Functional Graphic Version Transistor Tester DIY Inductance Resistance Capacitance ESR PWM Tester Kit

The product is made of ABS material, with LCD display, convenient for measurement and easy to use..
The calibration parameters are completely stored in the FLASH in the microcontroller and will not be lost when power off..
This capacitor can be flexibly calibrated online, always maintaining measurement accuracy..
Capacitance (1pF‑100mF) and inductance (1uH‑100H) can be measured, increasing the precise measurement of high‑speed microcontrollers..
The capacitance meter is suitable for microwave ovens and switch mode power transformer, etc..

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125 ATX Power Supply Breakout Board and Acrylic Case Kit, ATX Power Supply Breakout Adapter for MCU Electronic Component Adjustable Voltage Knob 24Pin

【ATX power splitter board】ATX power splitter board, with ADJ adjustable voltage knob, supports 3.3V, 5V, 12V and 1.8V10.8V (ADJ) output voltage..
【Precise Screw Positioning】The voltage output terminal of the ATX power expansion board corresponds to each screw terminal..
【With an acrylic box】At the same time, the panel is also equipped with an acrylic box kit for easy use..
【Easy to Connect】Compatible with 3.3V: STM32 MCU, network communication equipment, such as WiFi for Bluetooth and other devices, generally for microcontrollers, and some lowpower modules, etc. 5V: for Raspberry Pi/Tinker Board/Nano Pi/USB interface, etc..
【Widely Compatible】Compatible with 9V motor drive, display drive module, etc..
12V motor drive, LED lights, vehicle equipment requiring less than 24w of power, etc..

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TSL1401CL Linear Sensor 128X1 Linear CCD Camera Sensor Ultra Wide Angle Lens 120 Degree Black and White Line Tracking Module

BASIC SPECIFICATIONS: With sensitivity pure tones , field cut and signal output, circuit board output switch (can be directly passed through the microcontroller).
MULTIPLE OUTPUTS: The linear magnetic sensor switches has signal output indication, single signal output, active low signal output.
IDEAL CHOICE: This linear magnetic sensor switches is ideal for temperature control, proximity switches, alarm detection or rotate encoders.
WITH SENSITIVITY: Universal sensor module with potentiometer to adjust the sensitivity of the sensor, provides analog and digital output.
HIGH COMPATIBILITY: With A3141 chipset, 49E linear effect sensor, LM393 dual differential comparator, potentiometer, 2 LED and 6 resistors, fully compatible with standard microcontrollers.

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Development Board Module Kit Fit for 850/900/1800/1900 MHz GPRS/GSM Antenna, 5~26V

... work up to 2A, but the USB port can not provide such a large current, so the external power supply equipment must be provided..
The other power supply port leads to the 3.7--4.5V power supply for lithium battery power supply. The serial port is perfectly compatible. The TTL serial port is compatible with 3.3 and 5V microcontrollers..
Make sure your SIM card is not locked. The best baud rate for GPRS Shield communication is 19200 BPS 8-n-1 (GPRS Shield automatically matches baud rate by default). Quad-Band 850 / 900/ 1800 / 1900 MHz - would work on GSM networks in all countries across the world..
GPRS multi-slot class 10/8. GPRS mobile station class B. Compliant to GSM phase 2/2+. Class 4 (2 W @ 850 / 900 MHz). Class 1 (1 W @ 1800 / 1900MHz). Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced Commands: SIMCOM AT Commands. Short Message Service - so that you can send small amounts of data over the network (ASCII or hexadecimal)..

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AC Current Sensing Switch Adjustable Current 0.2~30A Flameproof ABS Self Powered Sensing Switch Users Manual (Normally Open)

✔ Automation Equipment Control -- Control various automation industrial equipment, flashlights, buzzers, relays, microcontrollers, or other electrical load devices. An ideal choice for automated industrial equipment and power monitoring.
✔ High Accuracy Stable Performance -- Compared with traditional device, thermal protectors and other devices, it has the advantages of high accuracy, stable performance and long service life. Installation Form: Guide Rail 35mmDIN.
✔ Convenient Monitoring Detecting Current -- The current sense switch is for safety, simple, and convenient monitoring or detection of current in the electrical equipment. Threading Hole Diameter: 8mm. Shell Material: Fireproof ABS.
✔ Used In Industries Current Monitoring -- Widely used in substation, frequency conversion speed control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other automation industries that need current monitoring.
✔ Electromagnetic Mutual Inductance Of Current -- Using the principle of electromagnetic mutual inductance of current, the advanced output detection, monitoring and protection alarm products developed by the non-power supply technology are adopted.

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Eboxer Miniature Current Switch, 0.2 to 30A Flameproof Adjustable AC Current Sensing Switch, with Users Manual, Self Powered Sensing Switch for Automated Industrial Equipment(Normally Closed)

HIGH QUALITY SENSING SWITCH: Control various automation industrial equipment, flashlights, buzzers, relays, microcontrollers, or other electrical load devices..
HIGH PERFORMANCE: Compared with traditional device, thermal protectors and other devices, it has the advantages of high accuracy, stable performance and long service life..
SAFETY AND SIMPLE: The current sense switch is for safety, simple, and convenient monitoring or detection of current in the electrical equipment..
ADVANCED TECHNOLOGY: Using the principle of electromagnetic mutual inductance of current, the advanced output detection, monitoring and protection alarm products developed by the non power supply technology are adopted..
WIDE SUITABLE: An ideal choice for automated industrial equipment and power monitoring, widely used in substation, frequency conversion speed control device, inverter device, electrolytic plating, electric locomotive, street lamp monitoring, coal mine and other automation industries that need current monitoring..

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