Tenergy Portable Emergency Car Jump Starter Multi-Functional Power Kit with Safe Built-in Advanced Protection Convenient, Powerful and Extra Safe. This portable Power Kit combined 3 different products: (1) a battery charger for your phone, (2) a car jump starter, and (3) a LED flash light altogether into one compact design that can easily fit inside your glove box inside the vehicle, or carry bag for travel Five Built-in Safety Protection Features: (1) reverse polarity protection, (2) reverse charge protection, (3) short circuit protection, (4) over-current protection, (5) under-voltage protection. Jump your vehicle up to 15 times on a single charge, with this Smart Jump start cables and built-in clamps. Two Powerful USB Ports provide charges to your smart phones, portable devices or digital gadgets for emergencies or everyday use. Built-in LED flashlight with 3 lighting modes including: work light, SOS and strobe modes, you&#39;ll never get stuck in the dark with this portable Power Kit.