4-port Dual usb car charger usb 5V/4.8A quick charge

  4-port Dual usb car charger usb 5V/4.8A quick charge 

what is the advantages of  4 ports portable usb car charger?

Shenzhen BAIKERUI Industrial Ltd. is a professional OEM Manufacture of digital consumer Electronic products including laptop battery, rechargeable power device for smart Phone( like power pack/multi-ports USB charger used at home and in car) and USB connective cable and USB converter, like HDMI cables, Display port cables, Type-c cables, HDMI splitter& switch and so on.
 
Our company covers the area of 3000 square meters, located in ShenZhen, China. 100-200 workers and above 10 engineers with more than 7 years of experience in the consumer electronic field.  80% percent of our Staff Members have Bachelor’s degree and they are ready to offer the professional service to you.
 
ISO9001 and QC08000 standard is used to meet the strict quality requirements of our customers. Most of our products can meet the standard certification all over the world, such as CE, Rohs, FCC ,UL, Eup and so on.
 
Meanwhile, BKR attend international fairs, such as China sourcing Fair in Hong Kong & Brazil, Computex in Taiwan, SVIAZ Expo COMM in Moscow and so on, to successfully distribute our brand and quality to global market.

BKR sincerely expect to establish long-term partnership with you, and move forward together through outstanding customer service and trust-worthy products.