|Battery cell||brand 3.7V 3500mAh lithium battery cell|
|Standard charge current||2A|
|Continuous discharge current||20A|
|Peak discharge current||60A|
|Discharge cut off voltage||28V|
|BMS protection||over-charge,over-discharge,over-current,short circuit|
1) Environmental friendly
2) High density of energy
3) Light weight
4) Low self-discharge
5) Low internal resistance
6) Long cycle life, chargeable up to 500 times
7) No memory effect
8) Doesn't contain Mercury, No fire, No explosion, No leakage
9)High operation voltage
1. Video Devices: MP3/MP4/MP5,digital Camera, Portable DVD, Portable Television, Electronic Cigarettes, Electricity Sound Box
2. Portable Devices: GPS,PDA,E-Book, PMP, PSP, Laptop, Walkie-Talkies, Portable Medical Device, etc...
Illuminate Devices, Miner Lamp, Search Light
3. Others: Electric Toys, RC Models, Model Aircraft, Backup Power, Mobile Power Supply, Hand Electric Drill
Packaging and shipping:
1.Stand export carton or customized package
• UPS / DHL / FEDEX /TNT Express and special line (door to door service)
• For Air Shipment, Please choose your favorite, shipping method according your detail requirement
• The shipping discount is different in different seasons and depend different weight, we will choose the cheapest and safest way according to your detail quantitie
• Normally,by UPS will take 5-6 days to arrive;10-12 days by special line;30-45 days by sea
1. OEM and ODM available
2. We provide one year warranty,if any quality problem,we can replace new one for you
3. All of the battery packs and accessories will be tested before shipment
4. All of your inquiries and emails will be replied within 12 hours
5. Our professional engineers team can provide you one stop battery solution
6. We can help you to track the shipping status so that you can receive the goods timely and safely
Various plugs for your selection:
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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