English 
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| Quantity: | |
|---|---|
Shenzhen, China
10000set/Week
T/T, Western Union, Paypal
361025
55mAh
3.7V
Electric Bike
Li-ion
Delongtop
Export Carton
36*10*3.6mm
China
Lithium-Polymer Battery Pack
Series and Parallel
Chargeable
Low Discharge Rate
Small
Battery
3.7v 55mah lithium polymer battery cells specification:
Item | Rating | Note | ||
Capacity | Typical | 55mAh | Discharge:0.2CmA cut off Voltage:2.75V | |
Nominal(Minimum) | 55mAh | |||
Nominal Voltage | 3.7V | Discharge:0.2CmA cut off Voltage:2.75V | ||
AC Impedance Resistance | ≤200mΩ |
| ||
Discharge Cut-off Voltage | 2.75V |
| ||
Charge Current | 0.5C mA | Standard Charge | ||
Max. Charge Current | 1.0C mA |
| ||
Charge Voltage | 4.2V |
| ||
Max. Charge Voltage | 4.23V |
| ||
Charge Time | Approx 3.0h | Standard Charge | ||
Fast Charge Time | Approx 2.0h | 1.0CmA | ||
Standard Discharge Current | 0.5C mA | Standard Discharge | ||
Max. Discharge Current | 2.0C mA |
| ||
Weight | Approx 8.0 g |
| ||
Operating Temperature | Charge | 0~+45ºC |
| |
Discharge | -20~+60ºC |
| ||
Storage Temperature | less than 1 month | -20~+45ºC | Recommended storage temperature: 25ºC,at the shipment state | |
less than 6 months | -20~+35ºC | |||
Features:
1) Environmental friendly
2) High density of energy
3) Light weight
4) Low self-discharge
5) Low internal resistance
6) Long cycle life, chargeable up to 500 or 1000 times
7) No memory effect
8) Doesn't contain Mercury, No fire, No explosion, No leakage
9) Very good and quick charge, capability can be charged to 90% within 10 min.
10) Thickness can be adjusted while width and height keep the same
Advantage:
1.High Energy Density.
2. High Output Voltage.
3. Excellent Security.
4. Long Cycle Life: More than 500 repeated charge/discharge cycles.
5. Fast Charge Capacity: Can be fully charged in 2 to 3 hours with a rated voltage of 4.2 per cell
6. Environmental-friendly: No Pb, Cd added
7.Dual IC chips, that can anti-shortcircuit, anti-overcharger, anti-overcurrent, anti-overload;
8.Injection Technology to make battery more stable;
9.With short-circuit production function, safe and reliable;
10.Factory mastered technology and competitive price;
Company Information
Shenzhen DeLong Energy Technology Co., Ltd. is a Professional New Energy Supplier in China focusing on the manufacture, research and sale of lithium ion battery product worldwide. It was established in 2006 and becoming the leading player in the new energy field through development. Delong company intergrates the cell manufacturing and offer of power solution in according to different application purpose.Our products are widely applied on digital device battery,high discharge rate battery, powerful electric vehicles battery, low and high temperature lithium ion battery, power storage and back-up battery pack etc.
1. 12 Years professional manufacturering experience.
2. Your inquiry related to our products or price will be replied within 24 hours.
3. One-stop OEM & ODM service; or our current models.
4. Fast delivery; Professinal and quality 100% QC inspection.
1:Can I have samples to test? And what is lead time for sample order?
Yes,we can supply samples,the leadtime for samples is 3-5 days.and buyer pay for sample cost and shipping cost.
2: Do you provide after-sales serive?
Yes,the warranty is 12 months, if any quality problems on our side in this period, we can send new one as replacement.
3: Do you accept OEM/ODM?
Yes,it is avaliable.
4:Are you battery real capacity?
All of our battery cells with Grade A,100% new and real capacity.
5: What kind of certificates do you have?
We can provide CE,ROHS,FCC,IEC62133,MSDS,UN38.3 if your order quantity is big.
3.7v 55mah lithium polymer battery cells specification:
Item | Rating | Note | ||
Capacity | Typical | 55mAh | Discharge:0.2CmA cut off Voltage:2.75V | |
Nominal(Minimum) | 55mAh | |||
Nominal Voltage | 3.7V | Discharge:0.2CmA cut off Voltage:2.75V | ||
AC Impedance Resistance | ≤200mΩ |
| ||
Discharge Cut-off Voltage | 2.75V |
| ||
Charge Current | 0.5C mA | Standard Charge | ||
Max. Charge Current | 1.0C mA |
| ||
Charge Voltage | 4.2V |
| ||
Max. Charge Voltage | 4.23V |
| ||
Charge Time | Approx 3.0h | Standard Charge | ||
Fast Charge Time | Approx 2.0h | 1.0CmA | ||
Standard Discharge Current | 0.5C mA | Standard Discharge | ||
Max. Discharge Current | 2.0C mA |
| ||
Weight | Approx 8.0 g |
| ||
Operating Temperature | Charge | 0~+45ºC |
| |
Discharge | -20~+60ºC |
| ||
Storage Temperature | less than 1 month | -20~+45ºC | Recommended storage temperature: 25ºC,at the shipment state | |
less than 6 months | -20~+35ºC | |||
Features:
1) Environmental friendly
2) High density of energy
3) Light weight
4) Low self-discharge
5) Low internal resistance
6) Long cycle life, chargeable up to 500 or 1000 times
7) No memory effect
8) Doesn't contain Mercury, No fire, No explosion, No leakage
9) Very good and quick charge, capability can be charged to 90% within 10 min.
10) Thickness can be adjusted while width and height keep the same
Advantage:
1.High Energy Density.
2. High Output Voltage.
3. Excellent Security.
4. Long Cycle Life: More than 500 repeated charge/discharge cycles.
5. Fast Charge Capacity: Can be fully charged in 2 to 3 hours with a rated voltage of 4.2 per cell
6. Environmental-friendly: No Pb, Cd added
7.Dual IC chips, that can anti-shortcircuit, anti-overcharger, anti-overcurrent, anti-overload;
8.Injection Technology to make battery more stable;
9.With short-circuit production function, safe and reliable;
10.Factory mastered technology and competitive price;
Company Information
Shenzhen DeLong Energy Technology Co., Ltd. is a Professional New Energy Supplier in China focusing on the manufacture, research and sale of lithium ion battery product worldwide. It was established in 2006 and becoming the leading player in the new energy field through development. Delong company intergrates the cell manufacturing and offer of power solution in according to different application purpose.Our products are widely applied on digital device battery,high discharge rate battery, powerful electric vehicles battery, low and high temperature lithium ion battery, power storage and back-up battery pack etc.
1. 12 Years professional manufacturering experience.
2. Your inquiry related to our products or price will be replied within 24 hours.
3. One-stop OEM & ODM service; or our current models.
4. Fast delivery; Professinal and quality 100% QC inspection.
1:Can I have samples to test? And what is lead time for sample order?
Yes,we can supply samples,the leadtime for samples is 3-5 days.and buyer pay for sample cost and shipping cost.
2: Do you provide after-sales serive?
Yes,the warranty is 12 months, if any quality problems on our side in this period, we can send new one as replacement.
3: Do you accept OEM/ODM?
Yes,it is avaliable.
4:Are you battery real capacity?
All of our battery cells with Grade A,100% new and real capacity.
5: What kind of certificates do you have?
We can provide CE,ROHS,FCC,IEC62133,MSDS,UN38.3 if your order quantity is big.
