Portable Multi-function Car Standby Emergency Starting Power Bank

Capacity: 8000mah / 3.7v/29.6wh
Rated output capacity: 4900mah
Input: 5V / 2.1a (max)
USB output: 5v2.4a (max)
Starting voltage: 12V
Starting current: 400A
Peak current: 800A
Suitable model: 12V gasoline vehicle with displacement less than 4.0L / 12V diesel vehicle with displacement less than 2.5L