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Each load cell can detect variations in electrical resistance that changes in response to
Blue Power 3x3W= 9W
It's a mini rotor vibration motor
8mm Sensor Type IR Pulse Sensor
MP3-TF-16P MP3 SD Card Module with Serial Port 10W Each load cell can detectMP3 TF 16P MP3 Disk TF Card Module Serial Port is a compact and inexpensive MP3 module that can be connected directly to the speaker. Module with battery power supply, speaker, the keypad can be used alone, or through the serial port control, as the Arduino UNO or any microcontroller with a serial port module. The module's integrated hardware decodes MP3, WAV, WMA formats. While the software supports TF card drivers to support FAT16, FAT32 file
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