iRULU Portable 16500mAh 12V Car Jump Starter Phone Power Bank Emergency Battery Compact, portable design, easy to use and convenient to carry Perfect combination of digital and auto supplies. You can jump start your Vehicle and charge up your electronics, such as cellphone, laptop, PSP, MP3/MP4 and camera. With built-in 16500mAh high capacity, you can jump start your vehicles up to 20 times in emergency. Intelligent SOS: SOS signal in time of emergency that can last about 120 hours. Built-in Safety Lights. Ultra-bright LED has 3 modes: flash light, strobe light, and signal light for lighting or SOS. Red lighting for emergency use