5Pcs -219 INA219 I2C Bi-directional Current / Power Monitor Sensor Module
$1.29
SKU: EB0043881
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Programmable calibration register can be read in units of ampere direct current, and read the power in watts.
Up to 128 samples can be averaged to achieve filtering in noisy environments.
I2C interface has a timeout setting, not only to prevent bus lock, but also provides high-speed mode, to meet the communication requirements of up to 3.4 MHz.
All properties INA219 are software programmable to support.
A single power supply, the operating voltage of between +3.0 to + 5.5V