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Product Description
Specification
item | value |
Warranty | 3 months |
Application | Toys, Power Tools, Home Appliances, Consumer Electronics, Electric Bicycles/Scooters, electric vehicles, Electric Wheelchairs |
Battery Size | 21700 |
Brand Name | 40T |
Model Number | INR21700-40T |
Place of Origin | Korea |
Weight | 70g |
Description | lithium-ion rechargeable cell |
Standard discharge capacity | Min.4,000mAh |
Rated discharge capacity | Min.3,900mAh |
Nominal voltage | 3.6V |
Standard charge | CCCV,2A,4.20V,200mA cut-off |
Max.continuous discharge | 35A(Without temperature cut) |
Cell weight | 70.0g max |
Cell dimension | Height:Max 70.30mm Diameter:Max 21.22mm |
Discharge cut-off voltage | 2.5V(End of discharge) |
Charging time | Standard charge:180min;Rated charge:70min |
Warning:
Battery may explode or cause a fire if misused or mistreated.Be sure to follow the safety guidelines listed below:1.Do not modify,disassemble,puncture,cut,crush,short circuit.
2.Do not expose batteries to water,fire,or high temperatures locations.
3.Do not use batteries with defective flashlight mods.
4.Do not disassemble,dispose in fire,heat or short circuit.
5.Do not put the battery in a charger or equipment with wrong terminals connected.
6.Do not use batteries the wrap is damaged.
7.Do not store loose in a pocket,purse,etc.Always use a protective case for storage and transport.
Packing & Delivery
each battery in each gift box, batteries/boxes in inside gray box then export carton.
Company Profile
Shenzhen BaiSiYu TECHNOLOGY CO., LIMITED, established in 2009, is a professional battery supplier in Shenzhen, China, with around 50 employees and a factory area of above 1500 square meters.
We focus on designing, researching and developing, manufacturing and selling batteries, chargers, ecig mods, atomizers, ego case and so on.
Also, we directly supply authentic lithium/Li-polymer cells from international famous brands to ensure high quality and safety as well as competitive price for customers.
Our main products are flashlight battery, chargers, battery packs in all fields such as e-bike, power tools, GPS, lighting and so forth. OEM/ODM orders are available with short delivery time.
With two experienced production lines who specialized in lithium ion batteries in more than 12 years and a professional sales team, together with strict Q/C procedure and relevant certifications such as ISO9001:2008, CB, CE and RoHS, our main markets expand with high speed including national market and foreign markets in Europe, America, Australia and Asia, ect.
To learn more about what we can do for you, contact us at any time. We look forward to establishing good and long-term business relationships with you.
FAQ
1. How about the quality & warranty time? All brand product are 100% import. All products provided 12 months warranty.
2. What's the MOQ?
There is no MOQ for samples. For bulk order quantity, the more, the cheaper.
3. How about the lead time?
Usually, we have stable stock in warehouse. The goods can be sent within 2-7 days.
4. How long of the shipping time?
It always need 3-10 days by express such as DHL and UPS, 15-50 days by China Post , 20-30 days by sea.
5. Can you produce the order with the customer's brand?
Yes, of course. OEM & ODM service is warmly provided.
6. How can I place the order?
Usually we accept alibaba trade assurance order online. For the RTS(ready for ship) product if there is clear shipping cost or
free shipping to your country you can place order and pay directly after reading for all the details,or you can provide your
shipping information to our sales they will creat online order for you.
7. How can I do if I need more help for the order?
You can chat our sales online or send inquiry email,we will respond you ASAP.
8.How do I know whether you've shipped my order or not?
Tracking No. will be offered as soon as your order be shipped out. Before that, our sales will be there to check the packing
status, photo you the done order and let you know the forwarder picked it up.
If you have any questions,please click here contact me now~
2. What's the MOQ?
There is no MOQ for samples. For bulk order quantity, the more, the cheaper.
3. How about the lead time?
Usually, we have stable stock in warehouse. The goods can be sent within 2-7 days.
4. How long of the shipping time?
It always need 3-10 days by express such as DHL and UPS, 15-50 days by China Post , 20-30 days by sea.
5. Can you produce the order with the customer's brand?
Yes, of course. OEM & ODM service is warmly provided.
6. How can I place the order?
Usually we accept alibaba trade assurance order online. For the RTS(ready for ship) product if there is clear shipping cost or
free shipping to your country you can place order and pay directly after reading for all the details,or you can provide your
shipping information to our sales they will creat online order for you.
7. How can I do if I need more help for the order?
You can chat our sales online or send inquiry email,we will respond you ASAP.
8.How do I know whether you've shipped my order or not?
Tracking No. will be offered as soon as your order be shipped out. Before that, our sales will be there to check the packing
status, photo you the done order and let you know the forwarder picked it up.
If you have any questions,please click here contact me now~