3.7v 250mah rechargeable lithium polymer battery pack for headset
Specifications:| Model | DL-502030 |
| Nominal voltage | 3.7V |
| Charge voltage | 4.2V |
| Nominal capacity | 250mAh |
| Battery cell | Grade A lithium polymer battery |
| Size | 5*20*30mm(T*W*L) |
| Net weight | 7g |
| Charge method | CC/CV |
| Standard charge current | 50mA |
| Max charge current | 250mA |
| Standard discharge current | 125mA |
| Max discharge current | 250mA |
| Discharge cut off voltage | 2.75V |
| Lifecycle | 500 times |
| Charge temperature | 0°C~45°C;32°F~113°F |
| Discharge temperature | -10°C~60°C; -4°F~149°F |
Major applications:1)MP3/MP4 player, Bluetooth, speakers, car GPS and all possible electronics products.
2)Widely applied in Telecommunications, Audio and Video Devices, Information Devices...Etc.
Features:
1.High energy density
2.High safety,can't be explode
3.Light weight
4.Environment friendly
5.Size and capacity can be customized
6.No memory effect
7.Low self-discharge
8.Long cycle life
Packaging and shipping:One pcs/bubble bag and standard white box;
Our lithium ion batteries can be packed in PVC shrink / PVC sleeve / PET sleeve / Blister card, then put into box/ cartons/ pallets. Suitable container shipment. And we can also pack the lihtium ion batteries with wire and connector as per customer's request.
Shipping
1.) Samples are always available and normally take 3-5 working days ready to ship. Mass production usually get ready to ship in 20-25 working days after deposit received or as per order quantity.
2.) We can offer varies shipping ways, including via express such as DHL/UPS/FedEx/TNT/EMS(door to door), airlines as well as by sea based on customer requirements.
3.) The shipping discounts is different in different seasons and depends different weight or volume, we will choose the favourable and safest way according your detail quantity.
4.) Shipping Ports: Default port Shenzhen Port, China.
Our services:
Our advantages
(1)Experience
Shenzhen Delong Energy Technology Co. ,Ltd. is a leading battery manufacturer and exporter over 6 years' experience of battery manufacturer.
(2)Professional
In the past 6 years, we have worked with more than two hundred companies in the world. We have recognized by majority of peers and customers.
(3)Quality
We adhere to every detection step strict including appearance/short circuit quality check,Electric check, Liability test etc.
(4)After-sale Service
We provide one year warranty.Our well-trained engineers and staffs will respond to your inquiries within 12 hours and help you solve any problem patiently and sincerely.
(5)OEM&ODM
Any detail (size,material etc)can be customized or changed according to your unique requirements.About 20 R&D staff to provide the ability to meet different customer requirement of a new generation of battery program committed to product development
Company information:
Shenzhen Delong Energy Technology Co.,Ltd has specialized in producing the rechargeable lithium ion battery,power bank and electric bike battery for more than 8 years,we have our own R&D department,with more than 20 engineers and more than well-trained 100 workers.All of our battery are real capacity with Grade A lithium ion battery cell which ensure the high quality and reliable products.All of our battery pack can pass the MSDS and UN38.3 test which are very safe for shipping.We have exported the batteries to many countries like Germany,UK,USA,Canada,India,and we have built good and long-term business relationship with most of our clients because of high quality,reasonable price,excellent after sales service and punctual leadtime.Welcome to join us!
FAQ:
Q1: Can I get free sample?
A1: Generally we don't provide free sample, but we can return sample cost when the buyer place a bulk order.
Q2: How should I pay?
A2: You can pay via T/T,L/C at sight, PayPal,MoneyGram,Cash etc., 100% T/T in advance for samples. For large quantities, 30% T/T in advance as soon as order confirmed and the balance before shipping via T/T or L/C etc. If you prefer other payment terms, please contact us freely.
Q3: What is your package looks like? Can I have the customized package?
A3: We have factory's current standard package, customized print logo shall be complied to buyer's requirements, and the extra charges will be borne by the buyers, for more details, please contact us.
Q4: What is delivery time if we place an order?
A4: It depends order quantities. Usually, we can deliver goods within 3 -5 working days for small orders, for more QTY. order, let's confirm when you place offical order.
5: Are your factory or trading company?
A5: We are professional lithium ion battery manufacturer with our own factory. We provide all kinds of OEM/ODM services for clients around globe!
Q6: Where are your company's major markets?
A6: Our company focus on high quality lithium ion batteries and ebike batteries, targetting on North Amercia, Europe, Southease Asia.
