K21B-Diesel Version is a upgraded product about K21 and a slim design. its general function is similar as Model K21, but it increase its capacity of built-in battery. It also has variety of color for option. if it is used for lighting the operating time will be longer than Model K21. Certainly , if be used for charging the smart cellphone, its operating time is also longer than the first generation. Its built-in Battery capacity is 8000 Am, so it can start the automobile which below 3.0 L.
Its specific here under:
Item No.: K21B-Diesel
starting current: 300A peak current: 600A Input: 5V2A
Output: 5V2.1A Charging time: 5 hours
Working Temperature:-20-+60℃
Battery capacity: 8000mAh
Accessories:
jump starter unit*1 box*1
Ordinary cable*1 USB*1
user manual*1
Color: red/blue/ black/ yellow/ white for option