Features: Suitable for use on gasoline engines up to 7.0L gas and up to 5.5L diesel engines, such as a car, van, boat, SUV, truck and more. Portable, lightweight and compact lithium-ion jump starter for 12-volt batteries. LED flashlight with three light modes (high, strobe and SOS). SOS flash light is helpful when taking outdoor adventures and emergency use. 18000mAh high capacity can charge your cellphones, iPhone, tablets, and other devices. Built-in Protection Features – It built-in safety protection. Over current protection to avoid circuit damage, short circuit protection to avoid damage to the power supply, overload protection to protect its own battery, Over-voltage protection to auto-stabilize the output voltage to avoid damage to the connected device in cases of abnormal voltage, and over-charge protection to auto shut off to prevent damage to electronic devices. A 12V DC lighter charger to re-charge it on the go in the vehicle, and a wall charger to re-charge it at home. Cautions: 1.The non- professional do not dismantle products. 2. Don’t use the product at a high temperature or place it for a long time under a high temperature environment. The Discharge Temperature : -20℃ ~ 40℃, Charge Temperature : 0℃ ~ 45℃. 3.Prohibit the use of non-original charger to charge the product. 4. Use the original battery clamp with smart-protection to jump start the car. 5. To check the battery levels of products every three months. 6. The maximum number of jump start a car is 4 times in two minutes. 7. If products can’t charged properly or the emergencies happen when you using products to start the car, please discontinue use immediately and find us to help you.