Promotional gift 4000mAh ultra slim credit card power bank with li-polymer battery

Main Specification

• Dimension:    115*67*8mm
• Weight:90g
• Capacity:  4000mah
• Output: 5V,1A
• Input: 5V,1A
• Housing material: ABS
  
• Housing effect: can be customized 
• Color: can be customized
• Package: can be customized
• Warranty: 1 year
• Accessories: charging cable, tips,according to customers' needs

Features

• 4 LED light to indicate the remaining capacity 
• Built-in smart power management and protection circuit,with Over-voltage protection,over current Protection, over charge protection, over discharge protection, short-circuit protection, over-temperature protection function
• fashionable design

Our R&D team consists of 20 staff members,dedicated to the creation of new and innovative products.With over 8 years of experience in developing new designs,a powerful tool center,and modern facilities,our R&D department can fulfill our customers’specialized OEM orders.

Standard packaging or customized box.

We are a manufacturer of polymer lithium battery, power bank and mobile phone battery charger and portable speaker with well-equipped testing facilities and strong technical force.Our products have passed UL, CE and other international security authentication, meeting RoHS requirements.Products are widely used in communication and digital fields, such as Bluetooth headset, MP3, MP4, PDA, MID, brand mobile phone, digital camera, digital camera, video game, mobile DVD, navigator, mini speaker, medical fitness and other products.

Since our company was founded, we have been using ISO9001 international quality system, according to GB/19001 and ISO9001 standards. 

1. OEM and ODM service. If you have unique design, we can handle the whole development from outlook design, mechanical structure, electronics design and building of tooling
2. R&D team consists of 20 staff members, dedicated to the creation of new and innovative products.With over 8 years of experience in developing new designs,a powerful tool center,and modern facilities.
3.  Warranty:1 year.
4. Certificate:  All products passed the CE, ROHS certification.
5. Delivery time: For sample, 1-3 work days only. For formal order, 7-15 days after deposit. For OEM, 10 -15 days after receiving your sample confirmation and  payment.
6. Price: Directly out from factory with reasonable and cometitive advantages.

Tel/WhatsApp/Wechat:+86 13715045043

Skype:julian.chen7

Email: julian(@)