Car Charger, Jelly Comb 2-Port USB Car Charger W Built-in 2800mAh External Battery and SI Technology for Apple, Android, Windows Devices and More Exclusive SI Technology - Car charger can smartly identify your devices and maximize its charging speed. Car Charger & Powerbank  Two USB ports to charge multiple devices while driving and endurance your Mobile phone with low battery in your journey Power Capacity - Built in 2800mAh battery can be used as power bank for your cell phone. Guaranteed Safety & Built to Last Quality  Power short circuit protection ,over-current,over-voltage and over-load protection to ensure safe charging. Package Ccontent  1* Dual Port USB Power Bank Car Charger ,1* User manual , 12-month Warranty.