inDigi 5-in-1 Mobile 12800mAh Power Bank Emergency Car Jump Starter Tire Compressor Kit Backup Power Source for iPhone Smartphone iPad Tablet Laptop Notebook 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 Tire air compressor bundled with 2 nozzles - Fast inflation on tires , sports good, and much more! Built in pressure gauge that's easy to read 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. Also ideal choice for long driving, camping, hiking, biking, traveling, night shift workers. 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.