Our Portable Power Bank Charger is easy to hold in hand, you can easily put the portable charger in your pocket or purse. Suit for travel, and other indoor outdoor activities; 4 LED light indicators on the 4000 mAh backup charger, which show the battery level and external power bank charging status.

This Dual USB Power Bank is build with two USB Port, the charger battery can charge two devices simultaneously. Automatically identify the type of devices and deliver the suitable electric current for your device. Built-in multi-protection system ensures complete protection for you and your devices.

This Power Bank Charger works with any standard USB device such as cell phones and  smartphones: For Apple iPhone, iPad, Watch, AirPods & Android for Samsung Galaxy, Tablets or USB accessories for Nintendo Switch, Wireless Headphones/Earbuds, Bluetooth Speakers, E-Readers, and more.

Best Features:

• Build with two USB Port.
• Lightweight, Portable, and Durable.
• External battery with protection system.
• Suit for travel, and other indoor outdoor activities.
• There are 4 PCS LED indicators on the 4000 mAh backup charger,
• A Built-in multi-protection system ensures complete protection for you and your devices.

Specifications: 

• Color: White
• Battery type: Li-polymer
• Capacity: 4000mAh
• Input: 4.4V~5.25V, 750mA
• Output voltage: 5.5V±0.2V
• Output current: ≤1.5A
• Charging time: About 5.5 hours
• Working temperature: -10℃ ~ 50℃
• Item weight: Approx. 97g 
  
• Interface: 1 * Micro USB, 1 * USB 2.0(500mA), 1 * USB 2.0(1000mA)

Package included:

1 * Mobile Power Bank
1 * Micro USB Cable
1 * User Manual