Feature :  

Note： Battery not included and you need to prepare it by yourself

（Пакет без батарей, необходимо, чтобы подготовить себя）

• Color: white
• Dimensions:160 * 80 * 22MM(L*W*H)
• Two power Input Interface: Micro USB, Normal Input voltage: 5V and  Input Current: 1A -2A; 
• USB Output voltage: 5V, Output Current: 2A, if you give the two output at the same time, the current output is 1A for each port.
• Press twice, the LED Light is ON; Charge and discharge protection, lithium battery protection IC is built in the circuit board, with over-voltage protection, over-current protection and under voltage protection
• You can charger the charger box via the Two power Input Interface at the same time
• Note: after the battery is installed, it is necessary to make a full charge and discharge equalization for the battery, and then the digital power display is accurate! Specific method: install the battery first discharge, that is to charge the mobile phone, until the power is used up, turn off the power, and then charge the power supply until the display is full, and then it can be used normally. (remember! After equalization, if the battery is removed and replaced, it needs to be equalized again)
  

• Battery Type you need to choose: 18650 lithium battery is 3.6-3.7V, please choose the 18650 battery without protection board and
• The size for the 18650 battery is  (diameter: 18mm; length: 65mm) and please choose the flat type battery , the tip type battery can not be used with this charger box.
• Attention: For the battery you are suggested to choose  high Quality batteries but please don't choose the type which inner Resistance is very big, the price is very low, but for this type battery, the Internal consumption is very large, it will get full very soon,and get empty quickly while discharge, there is no problem to drive the LED light but it doesn't have enough power to driver this charger box and the phone load and high Quality batteries are good choice while traveling too. :)

• Suggestion: the ultrafire type battery can't be used with this charger box and Please use the flat head type battery without protection. 
• Important!!  the Positive and negative of the battery can not be installed in the opposite direction, Otherwise it will get burned
• You can put 1 to 8pcs 18650 battery for one time and please use the same type battery