Car Jump Starter

Starting a vehicle approximately 30-50 times after fully charged... Start car at one time on cold & hot areas( on -40°c~60°c areas. 4 lighting models. High quality 3led torch (3led all have light), can lighting about 40 hours. Have "sos model" (3long3short can last 120hours), fit for outdoors help. "fast flashing model" for self-defense when meet attack. (use it shot his eyes!). Special blink blue-red light for attention others when emergency parking . 3 short circuit, over-charge, and over-heat protection, very safe. 4 after fully charged one time, can keep about months. Normal use can keep 3-5years. 4 usb output 2a port for fast charging.8pin/30pin/micro usb/mini usb for choose. Very high conversion rate. High quality battery. Very convenient, can be charge at home and car.