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100% Original Imported 21700 4000mAh 40T 30Amps Rechargeable Lion Batteries 21700
FOB Reference Price
Purchase quantity ()
Minimum order quantity
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Meo wig Trading Co., Ltd
China - Hangzhou
Manufacturer
Trade Capacity
Export Percentage
Nearest Port
Hangzhou,Shanghai
Accepted Delivery Terms
Employees
51-100 people
Accepted Payment Currency
USD,CNY
Average Lead Time
45 Day(s)
Certifications
BRC
Product Specifications
Nominal Capacity
4000mah
Product Description
Please attention!
Your expert for Power solutions!
Efest already been in supply power for over 12years! We are honored to serve many customers in the world and most of they are happy with our quality and service. we trust that you will also be pleased with us.
Certificate and reviews
Kindly reminder:
all our certifications is REAL ONE.
NOT FAKE , NOT FAKE , NOT FAKE !!!
PLEASE CONTACT US TO SHOW YOU!!!
WE HAVE CERTIFICATION FOR :
* Charger: CE,ROHS,FCC all safety documents
* Batteries: CE, ROHS, FCC, MSDS, UN38.3 Certification for Safe Transport of Goods
all our certifications is REAL ONE.
NOT FAKE , NOT FAKE , NOT FAKE !!!
PLEASE CONTACT US TO SHOW YOU!!!
WE HAVE CERTIFICATION FOR :
* Charger: CE,ROHS,FCC all safety documents
* Batteries: CE, ROHS, FCC, MSDS, UN38.3 Certification for Safe Transport of Goods
WORLD -WIDE CUSTOMERS COMMENTS & FEEDBACk
Here is some of comments from our world-wide customers. You can check all the comments at our company profile . Please visit
https://efest.en.alibaba.com
click " Company profile , then choose " Rating&Reviews"
Then you can see all comments from our clients.
Please note : all our customer comments is real one , NOT FAKE .
[ TRUST YOU WILL LIKE OUR SERVICES, QUALITY AND PRICE ]
Here is some of comments from our world-wide customers. You can check all the comments at our company profile . Please visit
https://efest.en.alibaba.com
click " Company profile , then choose " Rating&Reviews"
Then you can see all comments from our clients.
Please note : all our customer comments is real one , NOT FAKE .
[ TRUST YOU WILL LIKE OUR SERVICES, QUALITY AND PRICE ]
100% Original Imported 21700 4000mAh 40T 30Amps Rechargeable Lion Batteries 21700
Products descriptions
Specification of PK 40T Powerful Strong Vape Mod Done Power Bank Power Tools 4000mAh 30Amps 21700 Lithium Ion cell | ||
Size | 21*70.23mm | |
Rated Voltage | 3.7V | |
Rated Capacity | 4000mAh | |
Internal Resitance | 20mΩ | |
Net Weight | 50g | |
Cut-off Discharge Voltage | 2.75V | |
Charge Upper Limit Voltage | 4.20±0.05V | |
Charging Time | 1.5 hours(with Efest battery charger) | |
Max Discharging Current | 60A | |
Continuous Discharging Current | 30A | |
Cycle Life | >500s | |
Standard charger | cc/cv(max ,charging rate 2A) | |
Warranty | 1 years | |
Operating Temperature | charge (0 ~ 45°C) | |
discharge (-20 ~ 60°C) | ||
Storage Temperature | within 1 month (-20~ 50°C) | |
within 3 months (-20~ 40°C) | ||
within 3 months (-20~ 20°C) | ||
Apply to: | Ecigarette / Vape/ hand fan power bank/camera/drone airplane /UAV/flashlight/Beauty instrument vacuum cleaner/robot/robotic | |
Warnings:
Do not submerge the battery in the water.
Do not mix fresh batteries with used batteries.
Do not mix batteries with
metal stuff together.
metal stuff together.
Do not insert batteries with the (+) and (-) reversed.
Do not use Efest batteries with defective E-cig mods.
Do not disassemble, dispose in fire, heat or short circuit.
Do not disassemble, dispose in fire, heat or short circuit.
Do not put the battery in a charger or equipment with wrong terminalsconnected.
Advantage:
Advantage:
1. environmental friendly resources
2. High density of energy
3. poor self-discharge
4. low internal resistance
5.Longer cycle life
6. Zero memory effect
4. low internal resistance
5.Longer cycle life
6. Zero memory effect
FOUR WAREHOUSE SHIPPING OR PICK UP!!!
1. Guangdong warehouse
2. Hongkong warehouse
3. Houston warehouse
4. California warehouse
Customers feedbacks and reviews
Packing & Shipping
Packing:
★Stong Foam box packing. Meet Air standard, Express standard packing requirements to make sure safe transportation!
Shiping:
★ Leading time: Usually 2-3days packed well after receiving payment(based on actual quantity)
Shiping:
★ Leading time: Usually 2-3days packed well after receiving payment(based on actual quantity)
QUICK SHIPPING from Four warehouse! Here again:
Guangdong warehouse
Hongkong warehouse
Houston warehouse
California warehouse
★ Tracking NO. will be sent to you after delivery, and we will keep track the goods for you until you receive all of them.
★DHL/FedEx/UPS: 3-5 workdays delivery to you.
★ Air Shipping: 5-7 workdays delivery to you.
★ Sea Shipping: 20-28 days delivery to you.
★DHL/FedEx/UPS: 3-5 workdays delivery to you.
★ Air Shipping: 5-7 workdays delivery to you.
★ Sea Shipping: 20-28 days delivery to you.
Company informations
You find right batteries and charger supplier! Efest has been supply power solutions to customers for over 13 yeras, we are alibaba golden verifed supplier. 5 star service, nice quality,quick shipping and factory price!
we believe we will be your trustworthy supplier in China! Please check belowing to know more about efest.
With us your money in Safe and Your business also in Safe!
Shenzhen Fest Technology CO.,Let was establised in 2008, specialiezing in the production of high-quality lithium batteries and battery chargers, after 12 years of business, the company not only has continued to grow its productions side but also it`s sales& service sides, using the model of combined production, sales& service, the company`s brand is recognized & has become the industry leader for lithium batteries and chargers. reaching customers not only in the united status and europe, but many other large global markets.
"Quality achieves brand, brand created value" every design, every details, every-single items are the most technical and professional to ensure that all products meet the strictest quality standards, our products have passed CE,ROHS,UN38.3,FCC and MSDS products certifications, truly putting the reputation of "safety for our customers" first & foremost in customers"minds. efest strength come from great technical knowledge and professionalism.
we[Efest] are confident that you will not be disappointed with our products, we know that giving you the highest quality product and overall experience is the best answer to gaining trust. we continually lead the market in adding the products ahead of our competition.
Shenzhen Fest Technology CO.,Let was establised in 2008, specialiezing in the production of high-quality lithium batteries and battery chargers, after 12 years of business, the company not only has continued to grow its productions side but also it`s sales& service sides, using the model of combined production, sales& service, the company`s brand is recognized & has become the industry leader for lithium batteries and chargers. reaching customers not only in the united status and europe, but many other large global markets.
"Quality achieves brand, brand created value" every design, every details, every-single items are the most technical and professional to ensure that all products meet the strictest quality standards, our products have passed CE,ROHS,UN38.3,FCC and MSDS products certifications, truly putting the reputation of "safety for our customers" first & foremost in customers"minds. efest strength come from great technical knowledge and professionalism.
we[Efest] are confident that you will not be disappointed with our products, we know that giving you the highest quality product and overall experience is the best answer to gaining trust. we continually lead the market in adding the products ahead of our competition.
Choose trust, choose High Quality.
Contact Us
I am so pround to tell you that I have been supply power solutions for over 9 years, Feel free to contact me online for any inquiry or questions, Always try my best to recommend best suitable product and do best price for you.
Skyep ID: Sales5eyoung
TEL. Whatsapp: +86 136 3260 5204
Wechat ID: +86 136 3260 5204
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