OEM 2500mah power bank with built-in cable super slim promotion gift power bank

1.Battery type:lithium polymer battery;
2.Materials:Aluminum metal casing inside,super slim and easy to carry;
3.Storage capacity of batteries:4000mAh;
4.Output parameters:DC 5V/1A Input parameters:DC 5V/1A;
5.Colors:Blue,Pink,Gold;
6.With LED Torch;
6.With battery Capacity 4level indication:
All LEDs on:75%~100% 3 LEDs:50%~75
2 LEDs:25%~50% 1 LED:0~25%;
7.Time to Charge:1-4 times for charging your device.

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(@)