52V 80AH lipo battery pack advantages:

1.Environment friendly

2.Long lifecycle,more than 500 times for charge and discharge

3,More flexible,size and capacity can be customized

4.Low self-discharge rate,≤3% monthly

5.High safety,built in BMS with over-charge,over-discharge,over-current and short circuit protection

6.Safety performance:short circuit test,heating test,over-charging test,Drop test,high temperature and high humidity test

Main applications:     

• Electric bicycle, E-bike, EV, Electric scooter, Golf carts, Electric wheelchair
• LED lamps, traffic signs, portable small appliances, electric tools, toys, etc
• Emergency light,dive flashlight,Solar lawn lamp,LED light,flashlight,out door light,Searchlight,tactical light, solar street light
• Medical Instrument, Rehabilitation Equipment, Diagnosis Equipment,Medical Testing Device, Medical Monitor
• Detecting instrument, Prospecting instrument, Testing instrument., Air/ water testing meter,
• Mobile communication equipment , Scaner, Mapper
• Power Tool, Wireless Machine, Portable Instrument, POS Machine, Alarm Monitor etc

Packaging and shipping:
 

Accessories:

52V 80Ah battery pack *1

Standard charger*1

Customzied connector or wires

Shipping ways:

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

2.For bulk order,we normally ship them by sea will take 30-45 days

Our services:
 

Pre-sales Services:

1.Communicate with customers, identify customer needs;

2.Provide customers samples and technical information for their confirmation;

3.Indicate customers how to use batteries properly and safely.

4.Meet customer requirements, and to provide other related services, like packaging design,size and capacity

After-sales service:

To understand the situation of product use for customers, timely to communicate and solve the problems for customers,

To understand customer continuous needs of products, to provide them with technical reserves;

Customer satisfaction survey

Complaint handling:respond to customer complaints within 24hours, provide customers with "complaint report"within one week.

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

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 as below:

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.