40000 mAh Power Bank External Battery

Product application skills:

a.This product is built in high quality originallithium ion battery, it has no memory effect but high-capacity, and it is durable. However, we still recommend you to apply in the range of 10ºC~30 ºC, so as to obtain the optimal charging capacity.

b.When charging, in order to avoid interference, please stay away from TV radio and other equipment.

c.If the device has not been used for a long time, please disconnect the cable and store it

d.Some portable devices may need to be set in charge mode to charge, see the correspondingequipment use manual for more information.

e.In order to extend the life of product (lithium battery) , it is best to charge within 3 months, and charge at least once within 6 months.

Battery information:

   Your device has and internal, non-removable, rechargeable battery. Do not attempt to remove the battery, as you may damage the device.

    The battery can be charged and discharged over 500 times, but it will eventuallywear out.

Applications:





Packaging and shipping:

Standard accessories:

DL-UP200*1

16.8V 2A charger*1

Jump starter clip*1

User manual*1

Neutral gift box*1

Packing details:

6 sets/Carton

Gross Weight:13.5KG

Net weight:11.1KG

Carton Dimension:53*23*29CM




Shipping ways:

1.For samples,we normally ship them by HK UPS or by special line(door to door service)

2.For bulk order,we usually delivery them by sea which will take 30-45 days to arrive

Payment:
,
1.Payment: 30% before mass production;70% balance will be paid before shipment or after bill of copy

2.FOB , EXW and CIF all are available

3.Samples can accept Paypal

4.If you place the Trade Assurance order on Alibaba,we also can accept  credit card(VISA,Master Card),e-checking

Our services:
 

1. OEM and ODM available

2. All of your inquiry or emails will be replied within 12 hours

3. We can help you to track the shipping status so that you can receive the goods timely

4. All of the laptop power banks and accessories will be tested before shipment

5. If any quality problem,we can replace new one for you or help you to repair for free

6. We can print your own logo on power bank and package

After Sales service:

1. We provide 12 month after service if there is any defective part or material. You could ask for repairing or refund with purchase receipt within the after service valued time.

2. Open and repair this device privately is not allowed.

3. After service range: Defective performance when normal use. The damage from external force is out of the after service.

4. We aren' t responsible for the lost during the device repairing.

5. For human damage of this device within after service time, there will be charged of detecting and componentscost. If the after service time is expired, there will be charged of repair. 

Company information:

Shenzhen Delong Energy Technology Co.,Ltd is one of leading lithium ion battery manufacturer in China , our management teams have been in lithium ion battery field for more than 10 years,we have own factory and testing room and sales center.Our factory is located in Dongguan city,Guangdong Province which is occupied with more than 5,000 square meters,we have strong R&D department,more than 200 well trained workers who can ensure to make high quality and more stable products. Dongguan Delong is a CE,ROHS,IEC62133,ISO9001:2015 certificated high-tech factory.We specialized in  developing,manufacturing new energy customized products which cover 18650 lithium ion battery pack, lithium polymer battery pack and LifePO4 battery pack.Our products are widely applied on digital products,consumer products,LED lights,medical devices,solar systems ,energy storage system and electric vehicles.

Our advantages:

1.Fast lead time

2.Providing high quality and reliable products

3.Strict quality control, semi-finished products inspection, sampling inspection, complete full  inspection.

4.Offering excellent after sales service

5.Providing you professional battery solution




FAQ:

Q1:Can I have samples to test? And what is lead time for sample order?
A1:Yes,we can supply samples,the leadtime for samples is 3-5 days.and buyer pay for sample cost and shipping cost.

Q2: Do you provide after-sales serive?
A2: Yes,the warranty is 12 months, if any quality problems on our side in this period, we can send new one as replacement.

Q3 What is your company's advantage?
A3: We only supply high level quality of lithium battery and we gurantee on-time shipment,we also provide excellent after sales service

Q4: Do you accept OEM/ODM?
A4: Yes,it is avaliable.

Q5: What is your lead time for the mass production?
A5: General speaking, about 25-30 days depending on different items after getting down payment and confirmation about the samples.

Q6:Are you battery real capacity?
A6:All of our battery cells with Grade A,100% new and real capacity.

Q7:Are you a factory or a trading company?
A7:Shenzhen Delong EnergyTtechnology Co.,Ltd. is a professional rechargeable lithium-ion battery manufacturer,welcome to visit.

Q8: What kind of certificates do you have?
A8: We can provide CE,ROHS,FCC,IEC62133,MSDS,UN38.3 if your order quantity is big.