captain america power bank factory offer ultra slim circle power bank Quality Choice

Product:   circle power bank

Input: 5V 1A

Output: 5V 1A 

Capacity: 4000mAh

Charging rate: 75%-85%

Size: 110*68*9MM

Material: aluminum alloy

Protection board: software board,synchronous rectification

Protection design: overcharge/discharge,leakage,automatic identification of short circuit

Use of time: more than 500 times

Feature: Ultrathin polymer ,super slim design ,durable and lightweight,

weight: 133g

Our advantages: -   circle power bank

OEM service provided

Safety: It can avoid overcharge, over discharge, short circuit, etc with multiple protection system.

Capacity: It can customized capacity according to customer request.

Quality: All our products must be strictly tested before delivery.

Fashion and convenient: It easy to carry and you can use anytime and anywhere.

Wide using range: It can work Smart cell phone Tablet, Mp3, Mp4 etc.

Low Price : Factory directly wholesales. low profit.

Warranty: 1 year warranty.

Package Detail: Neutral package and welcome to customized, free artworks design.

Except captain america power bank factory offer ultra slim circle power bank, we have more mobile accessories for you, welcome to enquiry, thanks.