Coolreall BOX21 12,000mAh Mini Car Jump Starter Power Bank - Black (Built-in LED Flashlight 450 Amp) One(1) Year Replacement Warranty. Palm-sized device with power to match light/heavy jump starters. Large battery capacity gives you 20+ starts on single charge, different charging ports - Includes all popular device adapters. 4-Mode Ultra-Bright LED: Flashlight, Strobe Light, Roadside Emergency Warning Signal (Flashing Yellow and Red LED lights) This product is sold exclusively by CoolReall. Only buy from CoolReall to get genuine CoolReall products with superb customer service.