Specification:

• Sea-shipment,each carton should be below 35kg. Air-shipment each carton should be below 5.00kg .
• Sea-shipment port should be Shenzhen port,FEDEX/UPS/AIR should be from Shenzen
• Before you pay, please make sure your address and contact number information is right.
• Items will be shipped within 3 business day on cleared payment received
• Sometimes the date will be delayed due to a shortage, however we will inform you on time.

1. Faster delivery: 10-15days

2. Customized packing and customer's logo are accepted.

3. Sample order is welcome and it can be free if you are real customer.

4. Accept various transportation ways. like by express, by sea, by air and also specified freight company.

5. Professional factory directly sale all over the world. We can produce various capacity mobile power bank according to customer's requirements.

6.CE,RoHS,FCC certficates are assure you our good quality.

    Shenzhen DeLong Energy Technology Co., Ltd.

1)Delongbattery  is a professional new energy supplier in China focusing on the manufacture, research and sale of lithium ion battery product worldwide ,it was established in 2006 and becoming the leading player in the new energy field through several years development .

2) We  integrates the cell manufacturing and offer of power solution in according to different application purpose.

3) Our product are widely applied on common digital devices battery , high discharge rate battery,powerful electric vehicles battery ,low and High temperature lithium ion battery ,power storage and back-up battery pack etc.  

4) Our production capability goes up day by day by upgrading our current production facility in according to ours conditions.

5) Quality, technology and market are our life. Our products have passed SGS, RoHS,FCC and CE certificates.

6) We always put the people on the top position and insisting on the ideology that talent is the key factor of the company.

We would like to sincerely cooperate with all the potential clients from domestic or foreign countries to make

contact us :

 


www.delongbattery.en.china.cn

Welcome to visit our company !!!

Q1What about the Guarantee of  manual for power bank ?

A.DEL mobile power bank can offer full no-hassle Limited Lifetime Warranty .New Powerbank will be sent to you in your next bulk order for free if there is any quality problem of it.

Q2Will any damage or security risks be caused to customers when using power bank?

A.NO! DEL power bank is using a high-quality batteries and circuit safety equipment,all of DEL Powerbank are with approved of CE/RoHS/FCC. The built-in protection circuit & automatic buck-boost circuit, can prevent overcharge, over-discharge, over-current and short circuit.

Q3How long will battery power bank be used?

A.With in-built high capacity Li-on battery,DEL power bank charger can be charged more than 500 times. It will be more than 2-3 years for the using lifetime with a daily frequency count on one charge.

Q4What is the lead time?

A.Sample is 3-5 working days, mass production time is 7-15 working days for bulk order less than 3000 pcs . 

Q6Can I have a sample even pre-production before I send you the order?

A.Yes, samples order to test products quality is welcome.

Q7Where are you based?

A.As a MANUFACTURER,DEL Technology Limited is located in Shenzhen City,China.

Q8What if I have more questions?

A.Simply use the Contact form and we will answer your questions as soon as possible.