Note: This item comes with US plug, please confirm the voltage of your area before purchasing. This is a set of car jump starter, made of high-quality materials and advanced technology, sturdy, multifunctional, and have a long service life. It can enable the car to start normally when the car battery is dead. In addition, it can also be used as a mobile charger for mobile phones, charging mobile phones under special circumstances. Features - Color: Assorted. - Material: Plastic, polymer lithium battery, copper. - Size: About 16.50X8.50X3.50cm/6.48X3.34X1.38inch. - Charging time: about 2-3 hours. - Adaptation temperature: -40-80. - Battery capacity: 20000 mAh. - Peak current: 600A. - The starting voltage of the car: 12V. - Charging input voltage: 5V/1A. - USB output voltage: 5V/1A/2A. - Cycle use times: about 3000 times. - US plug: 110V. - High-quality materials and good craftsman ensure its durability and practicality. - With large capacity of 20000 mAh, it supports starting the car up to 30 times. - With multiple USB ports, it can also charge tablets, mobile phones and other devices. - With small size and light weight design, it is convenient for us to carry and store. - The inner contains high-quality batteries, which ensures the safety of this product.