Description: 100% brand new and high quality Feature: 1.When you place 4 18650 batteries(not include) inside this battery storage box, the LCD display screen will show the working current/voltage. Plus, the battery levels will be shown separately, so that when the battery is reversed or the battery dies, it will not show the level and then you will know immediately 2.As for the output interfaces, there are 2 USB output interfaces which have 1A interface and 2A interface to charge for 2 devices at the same time, such as for compatible with iPhone, for compatible with iPad such USB digital devices and most cellphones 3.2 input interfaces consists of the interface for micro and the interface for lightning, so that you could charge 18650 batteries at any time to ensure the long endurance 4.Worried that it could only storage 4 batteries at the same time? This battery charger doesn't come with the battery quantity. You could feel free to storage 1 or 4 or so on batteries according to your need 5.The built-in overvoltage protection chip is safe and reliable when you are travelling or attending outdoor activities using this power bank 6.Besides the power bank for rechargeable batteries, this battery storage box could also be as the flashlight due to the built-in LED light 7.Once you mix the battery or the battery is reversed, the IC will immediately provide the protection instead of burning the main board. As long as a battery is properly assembled, this power bank could do the job 8.Notice:Please don't charge non-rechargeable batteries using this power bank. And it doesn't support pointed end batteries, AA batteries and AAA batteries Specification: Material:ABS Feature:Anti-slip Input voltage:DC5V 2A Output voltage:5V/1A.2A Battery capacity:2000mAh-12000MAh Size:11.5x8.3x2.4cm/4.53*3.27*0.94in Connectors:2 USB interfaces Power Supply:4 x 18650 batteries Are Batteries Required:True Are Batteries Included:False Surface Treatment:Anti-slip texture treatment Packaged:Box Note: 1.please allow 1-3 cm/ 0.39-1.18 inch difference due to manual measurement and 3-5 g/ 0.007-0.01lb/ 0.11-0.18oz for the difference between different colors 2.due to the screen difference, the color may be a little difference from what you expect, please allow it Packaged include: 1 x battery storage box When you place 4 18650 batteries(not include) inside this battery storage box, the LCD display screen will show the working current/voltage. Plus, the battery levels will be shown separately, so that when the battery is reversed or the battery dies, it will not show the level and then you will know immediately As for the output interfaces, there are 2 USB output interfaces which have 1A interface and 2A interface to charge for 2 devices at the same time, such as for compatible with iPhone, for compatible with iPad such USB digital devices and most cellphones 2 input interfaces consists of the interface for micro and the interface for lightning, so that you could charge 18650 batteries at any time to ensure the long endurance Worried that it could only storage 4 batteries at the same time? This battery charger doesn't come with the battery quantity. You could feel free to storage 1 or 4 or so on batteries according to your need The built-in overvoltage protection chip is safe and reliable when you are travelling or attending outdoor activities using this power bank