laptop power bank 30000mah for macbook/notebook/ipad portable power bank

This product is portable energy storage power supply, mainly for various brands of small power ac electrical, mobile phone, IPAD, PSP, MP3/MP4, PDA and other digital products power supply and charging.
Constant voltage and current charging method is adopted to charge the built-in battery. The charging input terminal of the product is 5.5*2.1DC interface.
Safe and reliable use, built-in intelligent charge and discharge management chip, battery overcharge protection, battery overdischarge protection, output overcurrent protection, output short circuit protection, equipment full power protection and other intelligent protection functions.
 LCD display real-time display of power, real-time display of input and output power.

Parameter
Battery type	li-ion battery
battery capacity	30000MAh
DC input	19V-1.5A
AC output	220V 50HZ 110V-60HZ
USB1 output	5V-3A/9V-2A/12V-1.5A Max
USB2 output	5V-3A Max
Type-C output	5V-3A/9V-2A/12V-1.5A Max
material	ABS+PC
weight	1060g
connect port	2USB+1DC+1typeC +1AC