<ul><li>Built - in safety integrated circuit, with a powerful 7 - fold protection function</li><li>Strong compatibility with the and brand batteries</li><li>Temperature protection</li><li>Short circuit protection</li><li>Input/Output overcurrent protection</li><li>overvoltage protection</li><li>Input anti-counterprotection</li><li>Overcharge and over protection</li><li>Output overvoltage protection</li></ul>