Product Description Model : TK402 Battery : Lithium Battery Battery Capacity : 20000mAh (3.7V) USB 1 : Output : DC 5V=3A/9V=2A/12V=1.5A/5V=4.5A Type C Output : DC 5V=3A/9V=2.2A/12V=1.5A Type C Input : DC 5V=3A/9V=2A Executive Standard : GB/T 35590-2017
