Indigi NEW Heavy Duty Portable Power Bank & Emergency Car Jump Starter Battery Booster SOS Flash Light Hiking Camping Travel Kit! Smallest, lightest, and most powerful portable 12 Volt Car Vehicle Jump Starter - Power Bank Power Source for All iPhone, iPad, iWatch, Galaxy Phone, Smartphone, Android Phone, Smartwatch, Watch Phone, Laptop, Notebook, MP3/MP4 Player, GPS, Camera and PSP so on Built-in 12800mAh power bank with 12V DC output, it features a key switch to choose different voltages. Support 12V vehicle jump starter and charge up to 4 devices simultaneously such as various cellphones, PSP, MP3/MP4, PDA, Laptops GPS, camera Etc Emergency power back up at home and in your vehicle. This Power Bank is strong enough to jump start your car approx. 20 times when fully charged - 3,000 times over the complete life of the battery. Battery can be charged at home using a wall charger or inside the vehicle using the car charger. Power charge of this device will remain 3~6 months without recharging (standby Safe, reliable, and perfect for everyday driving, traveling, outdoor activities, emergency home use. This device is a must in every vehicle, home, and or even for personal carry on.