|Discharge cut off voltage||28V|
|Standard charge current||3A|
|Continuous discharge current||20A|
|Momentary discharge current||60A|
|Battery type||18650 lithium battery cell|
|Available colors||black or silver|
|BMS protection||over-charge,over-discharge,over-current,short circuit|
1. Your inquiry related to our products rice will be replied within 12 hours.
2. Experienced staffs to answer all your inquires which provide consultant service and the best battery solution.
3. We make the OEM and ODM service for more than 10 years.
4. Protection of your sales area, ideas of design and all your private information.
5. All of the batteries and accessories will be tested before shipment
------- After-Sales Service --------
1. 1 year warranty
2. We will replace the broken parts with new parts in the next order
3. Choose the reasonable and safest shipping company
4. Track the order until you get the goods
5. Welcome any feedback and advice for our products.
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.
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.
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