3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight
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3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight

3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight is a high energy density battery,which is widely used in the 3C Consumer Electronics,Medical Equipment,and Wearable Products,Telecommunication,and Storage backup markets.It uses lithium metallic oxide in its positive electrode (cathode) and carbon material in its negative electrode (anode), and the lithium ions inside the battery transfer between the positive electrode and the negative electrode during charge or discharge. OEM & ODM service are available.

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Product Description

3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight   

1.Introduction of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  
3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight is special customized according to the customers lighting project demands.



2.Product Parameter (Specification) of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  

3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  

No.

Items

Specification

1

Nominal Voltage

7.4V

2

Nominal Capacity

3000mAh

22.2Wh

3

Cell Model

18650-3000

4

Cell Configuration

2S 1P

5

Standard Discharge Current

600mA

0.2C

6

Maximum Continuous Current Draw *

3000mA

1.0C

7

Maximum Burst Current Draw *

5000mA

1.66C

8

Standard Charge Current

600mA

0.2C

9

Maximum Charge Current

1500mA

0.5C

10

Minimum Safe Voltage

6.0V

3.0V/Cell

11

Fully charge voltage(FC)/Charge cut-off voltage

8.40V

4.20V/Cell

12

Cycle Life

500 times

13

Charging method

Constant Current,Constant Voltage

14

Discharge Connector

No Connector or Optional

15

Charge Connector

Optional

16

Working Temperature

Charging: 0 to + 45℃/Discharging:-20 to + 60℃

17

Physical (Maximum Size):

18

Diameter

19.0mm

19

Height

136.5mm

20

Weight

103.0g


3.Optional Cells Model of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  

Model

Nominal Voltage

(V)

Nominal Capacity

(mAh)

Working Temperature
(℃)

Maximum Charge Voltage
(V)

Discharge Cut-off Voltage

(V)

Battery Weight

(Approx.)

Measurement

(Φ*H)

ES-14500

3.7V

800mAh

-20℃~+60℃

4.2V

2.75V

18.0g

14x50mm

ES-14650

3.7V

1100mAh

-20℃~+60℃

4.2V

2.75V

25.0g

14x65mm

ES-18350

3.7V

900mAh

-20℃~+60℃

4.2V

2.75V

19.0g

18x35mm

ES-18500

3.7V

1500mAh

-20℃~+60℃

4.2V

2.75V

33.0g

18x50mm

ES-18650

3.7V

2000mAh

-40℃~+85℃

4.2V

2.75V

42.0g

18x65mm

ES-18650

3.7V

2200mAh

-20℃~+60℃

4.2V

2.75V

43.0g

18x65mm

ES-18650

3.7V

2500mAh

-20℃~+60℃

4.2V

2.75V

44.5g

18x65mm

ES-18650

3.7V

2600mAh

-20℃~+60℃

4.2V

2.75V

45.8g

18x65mm

ES-18650

3.7V

3000mAh

-20℃~+60℃

4.2V

2.75V

48.0g

18x65mm

ES-21700

3.7V

4200mAh

-20℃~+60℃

4.2V

2.75V

67.0g

21x70mm

ES-26650

3.7V

5000mAh

-20℃~+60℃

4.2V

2.75V

85.0g

26x65mm

ES-32650

3.7V

6500mAh

-20℃~+60℃

4.2V

2.75V

132.0g

32x65mm


4.OEM Development Process of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  



5.Feature And Application of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  
√ High energy with high voltage
√ Green energy and pollution-free
√ Customize dimension according to your needs
√ Friendly environmentally
√ Wide operating temperature: -20℃ to +60℃,or -40℃~+85℃
√ Safety and reliable
√ Long cycle lіfe: 80% DOD after 500 times
√ Expected cycle life of a Li-ion in application is about 1,000+ times
√ No memory efficiency,discharge or charge at any time



Application of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  :
POS Machine,Underwater ROV,E-scooter,Headlight,Smart Wearable Devices,GPS Tracker,Electric Toys,Beauty Instruments,Aromatherapy Machines,LED lights,Quadcopters, Drones ,etc.

6.Production Process of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  



7.Qualification of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  
We have the above certification to help customer to win global market:
North America Certificate: UL
Europe Certificate: CE/ROHS/REACH
Asia & Australia Certificate: PSE/KC/CQC/BIS
Global Certificate: CB/IEC62133/UN38.3/MSDS
If you have any questions,please freely email us for helps.



8.Deliver,Shipping And Serving of 3000mAh Lithium Ion 18650 Battery 7.4V Li-ion for Flashlight  
Production Time:
- Bulk Order: about 25-30 business days after confirmed the order is confirmed
- For an urgent order, we can do it more faster, please send email to negotiate

Sample Time:
- Sample: about 10 to 15 business days after the order is confirmed
Please send email for samples,we will ship the samples to you Asap!

Delivery Method: 
- By Sea to Sea Port
- By Air to Airport
- Via International Express(UPS,DHL,FedEx,TNT) to door

9.FAQ
Q1: What is your Warranty of the battery ?
A1: Usually 1 Year after production date,also can be 2 Year or more,to be discussed.
       
Q2: What Certificates do you have for the battery ?
A2: We have UL,CB,IEC 62133,BIS,UN38.3,CE,RoHS,KC,PSE certifications etc.

Q3: How can you ensure the battery with high quality standard?
A3: QC technicians implementing the total quality control in every process, including IQC,IPQC,OQC and FQC etc,and we have 133 Test Equipment to ensure the quality.

Q4: What is your L/T for the battery?
A4: Usually it takes 10 to 15 business days for samples,and 25-30 business days for the mass production.

Q5: Are you able to ship the battery to our country ?
A5: Yes, for air & sea shipment,we have MSDS doc to show Airline company and Ocean company to arrange the shipment.If in need,we also can help to apply the Certification of Air Transport and Certification of Sea Transport per your requested.

Q6: What is your shipping method for the battery?
A6: We suggest sample & small order to be shipped to destination through our cooperative shipper partners who have excellent UPS/DHL/FedEx service.For the mass production,we’d suggest to ship via Air to your Airport or ship by Sea to your Sea Port.

Q7: What percent of capacity battery charged when shipment?
A7: Normally 50% or so, because it will be safe for shipping.
 
Q8: How long can I store the battery ?
A8: We suggest to discharge & recharge the battery every 3 months,or not later than half year, it can keep battery full capacity & good function.
 
Q9: How can I pay for my order?
A9: You can pay us by Paypal, T/T, L/C at sight.

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