- High capacity 30000mAh with high power polymer battery is adopted for fast charging. - It can support an emergency jump start and entirely replace the included battery for a car startup. - It also supports general cellular phones/laptops charging and completely replaces products similar to mobile power banks. - With true powerful flashlight , three-function switch-over, emergency rescue, signaling , lighting, deterrence, defense and other powerful features it is the ideal choice for night shift workers, overtime workers and many others. - Five levels of power display indicate battery status, real-time recharging reminders, automatic shutdown under no-load condition. - Over-current protects the device from overload, making it more convenient, safer and more energy-efficient. Features: - Charging for mobile phones and laptops, starting cars, LED lights. - Multi-functional emergency kit that contains a car power bank. - Variety of chargers and jump lead that can give your car and your products the extra energy they need. - With a zipped case that also contains the adapter tips and power lead, this product will fit in your car to be used in case of emergency. - It uses high-power battery that supports fast charging, low self-discharge, up to 1,000 charging cycles. - It supports vehicles with 12V voltage or more. to start your car, firstly you should connect the power bank with the battery holder and then connect the negative and positive connectors of the holder with your car battery. - There are a variety of adapters that be used to charge various mobile phones, Sony PSP, MP3/MP4 players, PDAs, notebooks, car refrigerators and other compatible appliances. Specifications: LED illumination light Power Bank Weght: 390g 12V / 16V / 19V voltage output indicator lights 12V / 16V / 19V --- 2A / 3A / 3.5A output Electrical quantity indicator light. Key switch. USB 5V - 2A output 12V - 1A charge input Starting current:200-300A Peak Current:600A Battery life:3000 circles Model:JX-R02 Operating temperature:0-85℃ Master switch Instructions for use: 1. Select the appropriate voltage and connector for the electronic device to charge / power supply 2. Press the switch to start charging when your device connected with the power bank. If you unplug the cable, auto-sleep will start in one minute. 3. Five LED lights will flash circularly during the charging and all lights will keep bright when your device is full-charged. 4. During charging for your device, LED lights indicate the balance power of the built-in battery. Four lights indicate 80% balance, three lights indicate 60% balance, two lights indicate 40% balance and one light indicates 20% balance. The built-in battery is empty when all LED lights start to flash. 5. Store the product in a cool and dry place and away direct sunlight. Cautions: To avoid from accidents, make sure note the following cautions: 1. Take off the main unit within 30 seconds after starting the car. 2. Don't clip the two terminals at the same end on the battery. 3. Don't Disassemble the unit. For charging to the power bank: 1. First put the Master Switch to "on", (the Switch which is on the power bank) 2. Second connected the charger adapter cable with the power bank. 3. Then it will work ok. Must to be make sure put the Master Switch to "on" first, then connected the charger adapter cable with the power bank. Package includes: 1 x 30000 mAh jump starter battery 1 x Charge plug 1 x 4 in 1 USB Charge Cable 1 x Storage battery wire clip 1 x Car charger adapter 1 x Leather Carring bag 1 x User manual 8 x Laptop adapter