Features 1、【Large Capacity】20000mAh capacity, 400A starting current and 600A peak current, a great helper when the vehicle breaks down suddenly, runs out of power or can/u0027t start, suitable for 12V petrol vehicles with displacement less than 6.0L and 12V diesel vehicles with a displacement of less than 3.0L. 2、【High-quality】The mirror decorative sheet is luxurious and beautiful. Made high-quality material, durable and sturdy, wear-resistant and corrosion-resistant.Support overcharge, voltage stabilization, overdischarge, short circuit, constant current, reverse connection, temperature and magnetic field protection. With compass. 3、【Outdoor Multi-tool】Emergency start power supply features a digital LCD screen that provides clear visibility of usage status and remaining power of the starter. The emergency start power supply for automobiles can provide 4 modes of LED light. Suitable for camping, outdoor activities, emergencies, and travel. 4、【Convenient USB Port】Equipped with 5V/2.4A USB charging port, the product supports fast charging input, with large capacity, which can quickly charge digital products such as mobile phones. 5、【Reliability】Built-in Class A high-rate explosion-proof battery cell has the characteristics of high safety, abundant power, stable performance, etc., and can maintain sufficient power even if it is not used for a long time, without endurance anxiety, and is fire-proof and explosion-proof and not afraid of high temperature. Easy to use,Safe for anyone to use. 6、【Low Temperature Start】The emergency start power supply for automobiles is not afraid of high and cold temperatures, and can be started at -40℃ in cold and low temperature environments, or at+80℃ in high temperatures; Adaptable to a wide range of environments, can be carried with confidence in the car. Specification Features: 【Large Capacity】20000mAh capacity, 400A starting current and 600A peak current, a great helper when the vehicle breaks down suddenly, runs out of power or can't start, suitable for 12V petrol vehicles with displacement less than 6.0L and 12V diesel vehicles with a displacement of less than 3.0L. 【High-quality】The mirror decorative sheet is luxurious and beautiful. Made high-quality material, durable and sturdy, wear-resistant and corrosion-resistant.Support overcharge, voltage stabilization, overdischarge, short circuit, constant current, reverse connection, temperature and magnetic field protection. With compass 【Outdoor Multi-tool】Emergency start power supply features a digital LCD screen that provides clear visibility of usage status and remaining power of the starter. The emergency start power supply for automobiles can provide 4 modes of LED light. Suitable for camping, outdoor activities, emergencies, and travel. 【Convenient USB Port】Equipped with 5V/2.4A USB charging port, the product supports fast charging input, with large capacity, which can quickly charge digital products such as mobile phones. 【Reliability】Built-in Class A high-rate explosion-proof battery cell has the characteristics of high safety, abundant power, stable performance, etc., and can maintain sufficient power even if it is not used for a long time, without endurance anxiety, and is fire-proof and explosion-proof and not afraid of high temperature. Easy to use,Safe for anyone to use. 【Low Temperature Start】The emergency start power supply for automobiles is not afraid of high and cold temperatures, and can be started at -40℃ in cold and low temperature environments, or at+80℃ in high temperatures; Adaptable to a wide range of environments, can be carried with confidence in the car. Specifications: Battery Capacity: 20000mAh Automobile Starting Port: 12V USB Port: 5V/2.4A Support Wireless Charging Mobile Phone Vehicle Contents: 12V Charging Voltage/Current: 9V/2A Starting Current: < 400A Peak Current: 600A(<3S) Service Temperature: -40℃ to 80℃ Full Charging Time: about 4 hours Cycle Life: more than 10000 times Support for Start: diesel below 3.0/gasoline below 6.0 Protection Functions: protection against current reverse charging, magnetic field, short circuit, constant current, voltage stabilization, over-discharge and over-charge Material: ABS Item Size: 19.5 * 8.8 * 4.5 cm / 7.68 * 3.46 * 1.77 inch Item Weight: 413g / 14.57oz Package Size: 23 * 13 * 9 cm / 9.05 * 5.12 * 3.54 inch Package Weight: 709g / 25.01oz Package List: 1 * Automotive Emergency Starting Power Supply 1 * Zip-Bag 1 * Straight Clip 1 * One for One Data Cable 1 * User Manual (English) Package List 1 * Automotive Emergency Starting Power Supply 1 * Zip-Bag 1 * Straight Clip 1 * One for One Data Cable 1 * User Manual (English)