这种备用电源主要用于为手机，平板电脑，MP3，MP4和游戏机等数字产品充电。双USB接口，输出电流为1A和2.1A。它可以满足市场上大多数产品的充电要求。它具有恒压，限流，输出短路保护的功能。在电源bank中有一个微控制单元（MCU），智能地控制电源输出。 LCD带蓝色背光指示实际电源和接口状态，准确显示电池容量。

特征：
容量： 3.7V 20000mAh 74Wh
双usb输出：usb1 5v 2.1a usb2 5v 1.0a
内置高容量可充电电池，应用范围广，循环寿命长，性能完善，价格具有竞争力。随时随地，可广泛用于为您的手机，数码相机，PDA，PSP，MP3，MP4，GPS等充电。

智能识别：
当数字产品与电源连接时，它可以自动识别和充电产品。使用方便，智能化方便。

液晶显示器
使用LCD显示屏，可以显示实际电源和接口状态。

LED手电筒功能
双击触摸开关打开LED手电筒，按下触摸开关一次关闭手电筒。有了它，你会在晚上安全方便。

兼容性
兼容iPhone 6S / 6S Plus / 6/6 Plus / 5 / 5S，三星Note 4 / Note 5 / S6 / S6 Edge Plus，HTC，Blackberry，Sony Ericsson等。

主要兼容： 普遍
容量范围： 超过10000mAh
容量（mAh）： 20000mAh
连接类型： 普遍
电池类型： 锂离子电池
颜色： 金，银，白
材料： 金属，PC
输入： 5v，2a
输出： 5v，1a和5v 2.1a
包装重量： 0.526千克
产品尺寸（长x宽x高）： 16.30×8.00×2.20cm / 6.42×3.15×0.87英寸
包装尺寸（长x宽x高）： 21.00×11.00×3.00cm / 8.27×4.33×1.18英寸
包装内容： 1 x 999 20000mAh双USB 2.1A 1.0A外置移动电池充电包电源支持液晶显示手电筒，1 x USB电缆，1 x英文用户手册

This backup power supply is mainly designed for charging digital products, such as mobile phones, tablet PC, MP3, MP4 and game player etc. Dual USB interfaces for output current of 1A and 2.1A. It can meet the charging requirement of the most products in the market. It has the function of constant voltage and current-limiting, short-circuit protection for output. There is a Micro Control Unit (MCU) in the power bank, intelligently control the power output. LCD with blue back light indicates the actual power and interfaces status, display accurately of the battery capacity.

Features:
Capacity: 3.7V 20000mAh 74Wh
Dual USB output: USB1 5V 2.1A USB2 5V 1.0A
With built-in high capacity rechargeable battery, it has wide scope of application, long cycle life, perfect performance and competitive price. At anytime and anywhere, it can be widely used to charge your mobile phones, digital camera, PDA, PSP, MP3, MP4, GPS and so on.

Intelligent Identification:
When the digital product connects with the power bank, it can automatically identify and charge the product. Easy to use, intelligent and convenient.

LCD display
With LCD display, it can show the actual power and interfaces status.

LED flashlight function
Double press the touch switch to turn on the LED flashlight, and press the touch switch once to turn off the flashlight. With it, you will be safe and convenient at night.

Compatibility
Compatible with iPhone 6S/6S Plus/6/6 Plus/5/5S, Samsung Note 4/Note 5/S6/S6 Edge Plus, HTC, Blackberry, Sony Ericsson and more.

Mainly compatible with: universal
Capacity range: over 10000mAh
Capacity (mAh): 20000mAh
Connection type: universal
Battery type: Li-ion battery
Colors: gold, silver, white
Material: metal, PC
Input: 5V, 2A
Output: 5V, 1A and 5V 2.1A
Package weight: 0.526 kg
Product size (L x W x H): 16.30 x 8.00 x 2.20 cm / 6.42 x 3.15 x 0.87 inches
Package size (L x W x H): 21.00 x 11.00 x 3.00 cm / 8.27 x 4.33 x 1.18 inches
Package contents: 1 x 999 20000mAh Dual USB 2.1A 1.0A external mobile battery charge pack power bank support LCD display flashlight, 1 x USB cable, 1 x English user's manual