Contact information:
Yanny chen:Hope to build good relationship with u.
Whtsapp:8618898746955


502035 3.7v 350 mah CE UL MSDS certificated Rechargeable Li-po battery

Electrical Characteristics
 1, High energy density
2, High working voltage for single battery cells
3, Pollution-free
4, Long cycle life
5, No memory effect
6, Capacity, resistance, Voltage, platform time consistency is good
7, With short-circuit production function, safe and reliable
8, Factory price& High quality
9, Good consistency, low self discharge
10, Light weight, small size

Our Service:
Replacement Policy:
1.We provide one year warranty.  
2.If items is defective , please notify us within 3 days of delivery  
3.Any items must be returned in their original condition to qualify for a replacement.  
4.The buyer is responsible for all the shipping cost incurred. 

Company Information:
Shenzhen Pknergy Energy CO.Ltd  
Company Add: 4th Building,Meitai Technology Park,Guanguang Road,Longhua,
                      Shenzhen,China.518110
Company Tel:0755-86670646  Fax:0755-86670609
Product catalogue: Lithium Polymer batteries
                  Cylindrical Li-ion batteries
                  LiFeP04 Batteries
(The battery can be customized and do big energy storage(kw-Mk),OEM are also supported.Anode Materials can be LiCoO2,LiMnO2,LiNiCoMnO2,LiFeP04.Cathode Materials are Graphite carbon.our batteries are widely applied in wearable devices,Bluetooth,GPS system,digital products,emergency power,E-cigarettes,power tools,medical equipment,etc.)

Our advantages:
1.In battery industry for more than 10 years.
2.Quality are approved by ISO 9001/MSDS/UN38.3/CB/CE/RoHS certificates.
3.90% types of batteries are availble.
4.Quick response&Timely delivery.
5.Hot-selling in more than 30 countries,and are highly appreciated by the customers from all around the world.

FAQ:
 Q1. What kind of payments do you accept?
---We accept Paypal, Bank transfer, Western Union,Money Gram etc ,
according to the exact order amount.
 
Q2. Lead time?
---- Within 1-3 days for standard produts in stock.
If it is customized order, the delivery time depends on your exact requirements.
Delivery time
-----4-7 working days on the way by fedex,UPS,TNT,DHL.,Air transportion. 
 
Q3. Can you provide gift box and cable,manual?
---- Yes,the standard accessories is gift box,manual,for blue one,it will be with cable,black one,we will offer you the dc cable.
 
Q4. How about warranty?
---- 12 months warranty.
 
Q5.Could you print my logo or paste my label?
-----yes,we can paste your label on the battery.moq is 50pcs.
 
Q6.Are you a manufacturer or a trading company?
    We are a manufacturer, providing OEM & ODM service. 
 
Q7.How do you control the quality? 
    We control the quality by IQC, three tests on production lines and 100% aging testing before packaging. The products are compliant with the CE, FCC, RoHS directive etc.
 
Q8.What's the MOQ?
    The MOQ depends on the model of the product. Of course, we accept small trial orders for certain items. We would provide a favorable discount if the order is sizable.
 
Q9.Can i choose the color? 
    Yes of course. Please contact with our sales representatives.
 
Q10.How long does it take to send the sample? 
It usually takes 5-7 days by express.
 
Q11:May I know if your battery is safe ?And will it explode?
Our batteries is high quality and are popular in our clients. For marking sure it   is safe ,we have overcharge test ,rerverse charge test extemal short-circuit test ,heating test,vibration test and drop test .So you do not need to worry about this
 
Q12:Do you think the price of your batteries is a little high?
Our batteries have good cost performance with good qualily and competitive price .About this,we welcome to your quality test.
 
Q13:May I get several sample for testing?
usually the sample should be paid.Because the cost is high.But if you have so much interests in our batteries,we can apply two or four pcs batteries for you .And we are not responsible for the shipping cost.
 
Q14.Question:Can I choose the shipping ways I like better?
of course.We will do our best to satisfy our clients.But we also will choose a cheaper and safest way for our clients.
Q15.I want to know if my batteries can be deliveried by china post or Singapore post?
For the safty of your goods,we do not suggest,And the china post charge so high to batteries.
Q16:Can you help me to delivery our goods to our forwarder in China?
of course.We will be very glad to help you.But the domestic cost should be paid by customer.
 
Q17: What kind of certificates could you provide for the battery?
It's custom-making design, no current certificate, but we could apply CE, UL, UN38.3 and other related certificates for you, but the certificates fee needs to be paid by you, if your quantity is big enough, certificates fee could be refunded.
 
Q18:Do you offer charger for battery?
 Yes, we do. If you also need charger, please mention it when sending inquiry, kindly note that our charger cost is not included in the battery cost. 
 
Q19. What services can we enjoy as for the after-sale? 
 Regarding our product, we can offer customers one year guarantee.  
 2. We would visit to track our customers regularly for getting valuable feedback.    
3. If you have any questions during operation, we will assist you to figure them out at first time.
 
Q20: Is it the capacity of your battery real?
Re: All of our batteries are real full capacity with top quantity, competitive price& long life-cycle.
 
Q21. How much the price and shipping cost?
Any models and qty, just tell us, the best competitive price will be offer soon.
we will check different shipping express and cost for you choose.
 
Q22. How to order and pay?
Re:  Please feel free to contact us and discuss more, models and qty confirmed, we will make the invoice total cost for you.
1. you can make trade assurance or online order, we change matched cost then you pay online.
2. bank transfer ,  Western Union or Paypal, the goods will be ship out soon after payment done. The package pictures and track No. will be sent you soon.