(Yicai Global) Oct. 27 -- Fujian Nanping Nanfu Battery Co., a leading battery firm in China, introduced a multifunctional portable emergency power supply, claiming that it can jump a car within 10 seconds.

This emergency power supply can start a car with a discharged battery, can charge the batteries of diesel- and petrol-fueled vehicles and can start a car 10 to 15 times, ZOL.com.cn reported today.

It can also serve as a mobile power bank. The 7,500-milliamp-hour battery can charge an iPhone 7 twice and still have some juice. It also has a flashlight mode.