MCU: Powerful STM32F103C8T6
Performance: 72MHz work frequency
Memory: 64K flash memory, 20K SRAM
Voltage: 2.0-3.6V power, I/O
USB: Onboard Micro USB interface
Core: ARM Cortex-M3 32-bit CPU
Debug: SWD Mode support
Size: Compact 54mm x 22mm
Weight: Light at only 9g
Download Datasheet

Main chip: LM393
Working voltage: DC 5V
Single-channel: Signal output
Low-level output: Touch alarm
Adjustable sensitivity: 4 Pins

High-Quality PCB FR4 Grade with FPT Certified.
Double-Sided Board Compatible with more IC package models.
B Side Pitch 0.5mm for extensive compatibility.
A Side Pitch 0.8mm fits various application needs.
Versatile Use Suitable for QFP, TQFP, LQFP, FQFP ICs.
Compatibility Supports ATmega, STM32F, MSP430 series ICs.

Onboard TTP226 IC
8-touch key points
Adjustable key output mode
Compact dimensions
Low power consumption
Lightweight design
Includes datasheet
Download Datasheet

SW-420 Sensor: Normally closed, sensitive to vibrations.
Comparator Output: Clean signal, strong drive over 15mA.
LM393 Comparator: Supports wide voltage from 3.3V to 5V.
Easy Installation: Bolt holes for secure mounting.
Digital Output: Switches between 0 and 1 for easy interfacing.

Temperature Control: -50 to +110°C
NTC Sensor: High accuracy 0.1°C
Relay Output: 12V 10A capacity
Compact Size: 48x40x14 mm
Parameter Settings: Easy with 3 buttons
Display: 3-digit 7-segment
Low Cost: Affordable thermostat solution
Download Datasheet: Here

Operating Voltage (V): AC 110~220
Control accuracy: Up to 0.1℃
Temperature range: -50 to 110°C
LED display: For clear results
Stainless steel probe: Waterproof
Flame retardant: ABS housing
Simple operation: Easy to use

Microcontroller: ESP8266EX
Operating Voltage: 3.3V
Digital I/O Pins: 11
Flash Memory: 4MB
Compatible: Arduino, NodeMCU
Power Supply: 9V-12V Input
On-board Switching: 5V Output
Download Datasheet: Download

Stackable Design: Easy to connect with ARDUINO.
Bluetooth Support: Enable wireless communication.
Power Output: Supports 3.3v and 5v.
Protocol: USB 2.0 compatible.
Software Support: X-CTU for configuration.