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This is what older style thermostats used to turn a heater or air conditioner on or off
The flex sensor changes its resistance as its flexed
Compartments : from 3 to 18
It senses the image (camera sensor) of a surface or an object by taking very large number of images (frames) in short time
Wireless RF Kit 433 Mhz (Transmitter+Receiver) soldring This is what older styleIntroduction : Wireless RF Kit 433 Mhz (Transmitter+Receiver) module comprises an RF Transmitter and an RF Receiver. The transmitter receiver (Tx Rx) pair operates at a frequency of 433 MHz. An RF transmitter receives serial data and transmits it wirelessly through RF through its antenna connected at pin4. The transmission occurs at the rate of 1Kbps 10Kbps. The transmitted data is received by an RF receiver operating at the same frequency as that of