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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: cendao
  • Model Number: CD18500
  • Type: Li-Ion
  • Nominal Voltage: 3.7V
  • Size: 18*50mm
  • Nominal Capacity: 1700mah
  • Nominal capacity: 1700mah
  • Minimum capacity: 1600mah
  • Nominal voltage: 3.7V
  • Cut-off voltage: 2.75V
  • Charge voltage: 4.2V±0.03V
  • Charge current: 0.5C
  • Discharge current: 0.2C
  • Charge Current(Fast): 1C
  • Discharge current(Max): 1.5C
  • Weight: 34.5G

Packaging & Delivery

Packaging Details Standard carton box
Delivery Time 20-25days after sample comfirmed


Nominal Voltage: 3.7V
Nominal Capacity: 1700mah
Size: 18.5*H49.1mm(Max)
Weight: Max. 34.5G

Product Description 

  Cendao high energy battery 18500 1600mah 1700mah 3.7V li-ion battery cell 18350/18500/18650 mod




ICR18500NH 3.7V 1600MAH
Nominal capacity1700mah0.2C Dishcarge
Minimum capacity1600mah
Nominal voltage3.7V 
Cut-off voltage2.75V 
Charge voltage4.2V±0.03V 
Charge current(ST.)0.5C 
Discharge current(ST.)0.2C 
Charge Current(Fast)1C0~40°C <95%RH
Discharge current(Max)1.5C 
Internal Resistance80mΩW 
Weightabout 34.5g 
DimensionsW18.5*H49.1mm(Max)Including PET
Less than 1 month-20~60°C <75%RH  
Less than 3 months-20~45°C <75%RH
Less than 12 months-20~25°C <77%RH




Company Information




Packaging & Shipping

Notice: DHL/UPS/Fedex express usually takes about 3-5 working days to the destination, and it’s about 5-8 work days by EMS or TNT.


Samples& small batch of goods shipping:


1. Samples would be sent through express. So do small batch of goods if it is urgent. Delivery time would be longer than other general cargo because power bank and lithium battery are classified into sensitive products.

2. We have long-term cooperation with express companies which can offer super service quality and competitive price and are always ready to deliver goods in fastest and free-from-worry way, if there is no appointed forwarder.

Mass goods shipping:

1 .We can send goods to your forwarder as soon as the mass goods are finished if there is an appointed forwarder.

2. We have long-term cooperation with express companies which can offer super service quality and competitive price and are always ready to deliver goods in fastest and free-from-worry way, if there is no appointed forwarder.


Our Services   

1 The samples will be sent out in 3to 5days with our own brand.
2 The samples will be sent out in about 7 days with OEM logo after confirmation of our design draft according to the source file offered by customers. It will take a little longer if has too complicate process requirement.
Mass goods:
Our brand:Products of 10000pcs will be ready to delivery in 3 to 5 days with our own brand.
OEM : takes 3 to 5 days to produce 10000pcs after samples being confirmed.
It takes 5 to 10 days to produce 10000pcs without samples being confirmed. We require source file of logo to design draft map for the sample that would be confirmed afterwards. Specific production time is determined by how complicate the process is.
ODM: We can customize if exterior design file is offered. It takes 25 to 35 days from structure design, making first edition, open a mould, PCB board design to produce bulk.
After-sale service:
1 .We will organize a team with sales, engineers and technologists to analyze defective products and try to reduce reject ratio if it is between 5‰~1%. Meanwhile, defective products would be written down on next order.
2 We will arrange engineers and sales to solve problems if reject ratio is up to 1%. Otherwise, we will ask for face-to-face communication for an ideal processing scheme.





Notice: All the returns must in its original package with full-set accessories. Men-made defects are out of guaranty, such as broken, scratched and so on.

Payment terms: T/T: 30% deposit, 70% balance before shipping after inspection. Any exception will be handled in accordance with the relevant provisions.





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