Lithium battery monitoring and protection series technical parameters:

Battery voltage detection

Less than ±10mV error

Current detection

Less than 1% error

Over voltage protection

Overvoltage self-protection of power supply    

Over temperature protection

Hardware overheat self-protection

Over current protection

An overflow state occurs, providing a flag bit

Battery detection port reverse connection

Voltameter series technical parameters:

Supports both voltage and current sampling

High precision coulomb input

Error less than 1uV (typical value)

Support 1 m Ω current sampling resistance

Wide current measurement: 1mA to greater than 5A

Support for SHA-256 encryption