Sign In | Join Free | My
Shenzhen Delong Energy Technology Co.,LTD
Shenzhen Delong Energy Technology Co., LTD Professional Expert of rechargeable li-ion battery , Power Bank, Car Jump Starter
Home > Li Ion Battery Pack >

4v 2000mah lithium battery pack / Cylindrical 18650 Lithium Battery Rechargebale

Shenzhen Delong Energy Technology Co.,LTD
Shenzhen Delong Energy Technology Co.,LTD
City: Shenzhen
Province/State: Guangdong
Country/Region: China
Tel: 86-755-61186759
Contact Person:
Ms Iris

4v 2000mah lithium battery pack / Cylindrical 18650 Lithium Battery Rechargebale

Brand Name : DELONG
Model Number : DEL-1S2P2000
Certification : CE/ROHS/etc
Place of Origin : China(Shenzhen)
MOQ : 100 units
Payment Terms : T/T, Western Union, Paypal
Supply Ability : 10000 units per day
Packaging Details : Standard Export Package
Model : DEL-1S2P2000
Nominal Voltage : 7.4V
Nominal Capacity : 2000mAh
Size : Custom
Weight : About 100g
Battery type : 18650 Lithium-ion cell
Connector : Customize
Switch/indicator : Available
Contact Now

4v 2000mah lithium battery pack / Cylindrical 18650 Lithium Battery Rechargebale


TypeLi-ion battery pack with red/black wire
Battery CellsA Grade quality 18650 battery
Nominal voltage7.4v 2S1P
Max continuous charge/discharge currentadjustable
Charger Includedcharger:US plug/EU plug/UK plug
Protection2S PCM,over-charge/discharge protection, over-heat protection
Recharge cycleMore than 500 times
LED IndicatorAvailable
ON/OFF SwitchAvailable
Key word7.4v battery
Standard Charge TimeAround 1hour
Dimensionas your requirement
Operating temperature-20 °C to 60 °C
Charge temperature-0 °C to 45 °C
Storage temperature-20 °C to 45 °C
Operating humidity5% to 90%,non-condensing
ApplicationsLed light, spot light, flashlight, portable DVD, Speaker, power bank, clock, Medical device, industory equipment,traffic indicator light, cameras, DV, toys, GPS, Cameras, interphone, alarm system, Pos machine,communicate equipement, IC terminal, eletric lock, wireless dishes ordering set, etc.


1.long discharge platform

2.Low inner resistance

3.Long cycle life

4.low self-discharge

5.CE/RoHs/UL/SGS/MSDS certificate

6. Low price

7. Fast lead time



Application: LED flashlight battery, cordless phone batteries, camera batteries, laptop/notebook batteries, GPS devices, PDA batteries, telecommunication systems, power electric vehicles etc.

We could provide the lithium battery with the capacity of 1800mAh to 2600mAh. Such as 1800mAh, 2000mAh, 2200mAh, 2400mAh, 2600mAh etc.

Besides, we could assemble the batteries packs according to the customer’s requirements. Such as 2S1P, 3S2P

Packaging & Shipping:

(1) Samples checking: sending by Express ( DHL / UPS / FEDEX/ TNT ,by air)

(2) Bulk production: sending out by cargo shipping / air/freight / Express

(DHL/UPS/FedEx/TNT),or we can accept other shipping terms according to

your requirements.

(3) We are not responsible for any accidents, delays or other issues that are

caused by the shipping.

Our Services:

1.Professional lithium-ion battery manufacturer for 8 years experience,have own factory.
2.Strong R&d team to support.
3.BMS solution come from NSK and Recoh.
4.Offer OEM service for customer, small order also accepted.
5.Quick action & respond.
6.Competitive price and Best service before/during/after sales.


1. Q: Can i get some samples for test?

A : Of course, the sample is available for test.

2. Q: Can i produce the battery pack whatever i asked for ?

A: Yes, we can customize the battery pack according to your requirement.

3. Q: The capacity of battery pack is real,right?

A: Yes, all of our products are used by the A grade 18650 cell which has the real capacity, if need, we

can also use the samsung 18650 cells to customize the battery pack.

4. Q: Can we use the lithium polymer cell to customize the battery pack?

A: Of course yes. Tell me your special requirement, such as the dimension, continue current, weight,

charging time, and so on, we will design the battery which can be best suitable for your project.

Product Tags:

li-po battery pack


custom battery packs

China Customized Inflatable Bumper Ball Game Bubble Adult Grass CE supplier

4v 2000mah lithium battery pack / Cylindrical 18650 Lithium Battery Rechargebale Images

Inquiry Cart 0
Send your message to this supplier
Enter your email please.
To: Shenzhen Delong Energy Technology Co.,LTD
Characters Remaining: (0/3000)
Inquiry Cart 0