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Manufacturer 3.7V 18650 Lithium Battery 2500 mAh

  • Shenzhen, China
  • 3000PCS/Day 18650 Lithium Battery 2500 mAh
  • L/C, T/T, Western Union, Paypal, Money Gram, Cash
  • 18650 lithium battery 2500 mah
  • 18650 Lithium Battery 2500 mAh
  • 3.7V
  • 18650 Lithium Battery 2500 mAh
  • Li-ion
  • 18650 Lithium Battery 2500 mAh
  • Ce/RoHS/MSDS/Un38.3/FCC/ISO9001 etc.
  • Around 50g
  • 500-1000times
  • Cc/CV
  • Size mm Can Be Customized
  • Pink Blue Can Be Customized
  • 3.7V
  • 3-4ah
  • 18650 Lithium Battery 2500 mAh
  • 18650 lithium battery 2500 mah
  • Standard Export Package
  • 18*65mm Can be Customized
  • Guangdong
  • 8507600090
  • Lithium-Ion Battery Pack
  • Series and Parallel
  • Chargeable
  • High Discharge Rate
  • Medium
  • Chargers

Manufacturer 3.7v 18650 lithium battery 2500 mah 

Specification of 18650 lithium battery 2500 mah 
Item abttery Condition / Note Specification
Capacity Std. charge / discharge Nominal  2000mAh / 12.0 W
Nominal Voltage Average 3.75V
Standard Charge Constant current
Constant voltage
End current(Cut off)
End current(Cut off)
Max. Charge Voltage   4.35V
Max. Charge Current   1.0C 
Standard Discharge Constant current
End voltage(Cut off)
Max. Discharge Current -20 ~ 5 °C 0.5C
  5 ~ 45°C 2.0C
  45~ 60°C 1.5C
Weight Approx. Max. 48.5G
Operating Temperature Charge
0 ~ 45°C
-20~ 60°C
Storage Temperature 1 month
3 months
1 year
-20 ~ 60°C
-20 ~45°C
-20 ~ 20°C

Applications of 18650 lithium battery 2500 mah 

1. Electric vehicles : ebike, electric golf trolley, electric scooter, skating board, two wheeler, etc.

2. Telephone switchboard, electric equipments, power instruments and meters.

3. Uninterrupted power source (UPS) for computer, Emergency Application, Medic devices.

4. Power transmission and transformer station, switchcontrol, and accident lighting.

5. Fire fighting, safety device, and alarm monitoring.

6. Automatic office system.

7. Radio communication system.

8. Emergency lighting and car/ship starting system.

9. Portable electric appliances and mining system.

10. Traffic and navigation signal lamp

Pictures of 18650 lithium battery 2500 mah  
Manufacturer 3.7V 18650 Lithium Battery 2500 mAh
Manufacturer 3.7V 18650 Lithium Battery 2500 mAh
Manufacturer 3.7V 18650 Lithium Battery 2500 mAh

Packaging & Shipping 

Factory version packing:PE bag + Foam box + one double-deck

corrugated Carton

Customized Packing as request
Shipping By Sea
By express(Fedex, TNT, UPS,DHL,EMS...etc)  or  as you request

Our Service
1.Our professional sales team will reply your inquiry or questions within 24 hours.
2. All of the battery pack will be under strictly tested before delivery.
3. We offer 12 months warranty.
4. We can gurantee the fast delivery time and real capacity of our battery.
5. If there are some quality problem,we can send replacement to you with new order.

OEM/ODM project

We are factory established in 2006 and we have a experienced

R&D team (over 10 years) and professional sales team to support

OEM/OEM project

Battery solution

Offering Professional Battery Solutions for:

bike,medical equipment,led light,outdoor mower ect industry application

BMS development 
and self-sufficient

Rich experience in:

•Developing highly efficient and stable PCB and BMS based on


•Offering customized BMS/PCB solution

1 year warranty

All the products from us will have 1 year warranty

Factory view

Shenzhen DeLong Energy Technology Co., Ltd. is a professional new energy supplier in China.
Focusing on the manufacturer, research and sale of lithium ion battery product worldwide.
Our lithium ion battery products are widely applied on digital device, electric vehicle, electric tool and back-up power system,
bluetooth headset, digital camera, MP3 player, cellular phone, PDA, DMB, digital camcorder, mining lamp, RC model airplane, electric vehicle, etc.

Manufacturer 3.7V 18650 Lithium Battery 2500 mAh
Manufacturer 3.7V 18650 Lithium Battery 2500 mAh
Manufacturer 3.7V 18650 Lithium Battery 2500 mAh


 1.  Q: Can you accept OEM and ODM Service?

      A: Yes, we supply OEM&ODM service as clients requirement.

 2.  Q: Can we get samples for test?

     A: Yes, we offer sample.

 3. Q: What's your payment term?

     A: T/T, Moneygram,West Union, Paypal etc.

 4. Q: What's your warranty for products?

     A: Generally speaking, it's one year's warranty, for quality problems, we will send you a new one.

 5. Q: How long will be the delivery?

     A: Usually delivery in 5-10 days, but could be changed according to the quantity or other things.

 6. Q: How do you control your product quality.

     A:  All batteries tested twice during the whole production.


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Shenzhen Delong Energy Technology Co.,Ltd is one of leading lithium ion battery manufacturer in China 




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