LG INR21700 M52V Lithium ion Cell
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HIGHLIGHTS OF INR21700 M52V:
Nominal Voltage: 3.69V
Capacity: 5000mAh
Full charge Voltage: 4.2V
Discharge Cut-off Voltage: 2.75V
Max. Charge Current: 0.7C(3500mAh) in 25 ~ 45 ℃
Continuous Discharge: 3C(15A) in 10 ~ 25 ℃
Internal Impedance:≤ 18mΩ
Energy:18.34Wh min.
What does 21700 Battery Applicate in?
Medical equipment: monitor, ventilator, anesthesia machine,infusion pump, ECG machine, etc.
Customized Smart Robot: Educational Robot, Clean Robot, Service Robot, Industrial Robot,etc
Energy storage: backup power, AGV, solar panel, electricity, UPS, yachts, etc.
Financial equipment: mobile payment, micro printer, bar code scanner, POS machine, etc.
Elecmmunication: miner lamps, GPS, Smart robot , Laptop and etc.
APPEARANCE of 21700 M52V Cell
There shall be no such defects as deep scratch, crack, rust, discoloration or leakage, which may adversely affect the commercial value of the cell.
Diameter : 21.5mm max.
Height : 70.6mm max.
| Model No. | INR21700 M52V | |
|---|---|---|
| Nominal Voltage | Average by Standard charge/discharge | 3.69 V |
| Energy | Charge/discharge * 1C=5000mA Charge (CC-CV) : 0.3C (1500mA), 4.20V, 50mA cut off, Charge Time: 4.5h @ 25℃(one complete charge) Discharge(cc):0.2C(1000mA),2.5V cut off @ 25℃ |
Min. 18.34Wh |
| Shipping Cell Voltage | State Of Charge (“SOC”) | Below SOC 30 % |
| Charge voltage | Capacity measurement SOC Usable cycle SOC (in field use) In all measurements and operations of the Cell, the maximum closed circuit voltage shall not exceed the following value |
4.2V 4.1V |
| Max. Charge Current (complete full charge, ) (atmosphere tempereature) |
0~25℃ | 0.3C(1500mA） |
| 25~45℃ | 0.7C(3500mA) | |
| Discharge Cut off Voltage | Capacity measurement SOC Usable cycle SOC (in field use) In all measurements and operations of the Cell, the minimum closed circuit voltage shall not exceed the following value |
2.50V 2.85V |
|
Max. Charge Discurrent (complete full charge, ) (atmosphere tempereature) |
-20 ~ 10℃ | 0.5 C (2500 mA) |
| 10 ~ 25 ℃ | 3.0 C (15000 mA) | |
| 25 ~ 55 ℃ | 1.5 C (7500 mA) | |
|
Safety Over Voltage (complete full charge, ) (atmosphere tempereature) |
Cell voltage including tolerance shall not exceed the 4.25 V to prevent any safety events. And cell performance can’t be guaranteed between 4.20 V and 4.25 V |
Max. 4.25V |
| Weight | Non-tubing cell | 67.4±1.0g |
| Operating Temperature (Atmosphere Temperature） |
Charge | 0 ~ 45 ℃ |
| Discharge | -20 ~ 55 ℃ | |
| Operating Temperature (Cell Surface Temperature) |
Charge | 0 ~ 50 ℃ |
| Discharge | -20 ~ 70 ℃ | |
| Max. cell surface temperature should be controlled by BMU protection unit below 50℃ for charging and 70℃ for discharging |
||
| Storage Temperature (for shipping state) (Atmosphere Temperature |
1 month | -20 ~ 55 ℃ |
| 3 month | -20 ~ 45 ℃ | |
| 1 year | -20 ~ 25 ℃ | |
| Recovery capacity after the storage ≥ 80% of minimum energy(or caoacity) |
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SHIPPING
The final shipping cost and estimated delivery timeframe will be available to you during checkout. Currently, we offer 3 International shipping methods which are steady and easy to track. Priority worldwide shipping, Premium ( Partial countries) and a faster Express shipping. The estimated times stated below are not guaranteed. An international package could experience delays like postal strikes or severe weather or Cov-19 situation. All shipping ways, PO Box address is not acceptable.
For some flashlights, there's a pure battery inside（phone charging）,If We can not ship your packages via USPS or DHL,we'll ship your package in another way.
Note:
When you place an order for just the batteries, for easy shipping, faster and safe delivery, the batteries are placed in the flashlights.
If you don’t receive your order within the estimated time frame provided below and suspect that it might be lost in transit, please contact Flashlightgo Support ( support@flashlightgo.com ) and we can look into the order with the courier. Lost-in-transit requests must be submitted to Flashlightgo Support within 3 months of the date of shipping or before the courier archives the tracking information.
Option 1.
Express by DHL/UPS/Fedex/Aramax/SF etc ( there may be tax need to pay in this way),
The estimated time of delivery is usually 3-7 work days depending on the country. Includes detailed tracking and confirmation of delivery.
Option 2.
Premium ( 6-10days, All tax and Duty Paid),
All tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.
Option 3.
Priority shipping(1-2 Weeks, average 10 days)
If we marked it is with all tax and duty paid, all tax and duty are prepaid to carrier by Flashlightgo before shipping, so you dont need to pay any tax or duty when you get it.
Learn more,Please click on Here.
To ensure that you get the desirable product, we allow a seven-day product return period. Any product return application outside this period will not be entertained.
All returned product must be unused and the original package should be kept.
Return：
We do not offer return for personal products like socks and hats or food, magazine and fragile or dangerous products The original receipt must be available for application of return.
Discount products：
No product return for discount products
Gifts products：
If the item is marked as a gift when purchased and shipped directly to you, it cannot be exchanged , refunded or warranty.
Exchange：
We only replace items if they are defective or damaged.
Exchange service are offered only to wrong deliveries or product damage not caused by client. If needed, please email to info@flashlightgo.com.
Warranty
How long is the warranty period?
Flashlightgo warrants to the original purchaser that the Product(s) shall be free of any defect in material or workmanship for a period of one year for labor and one year for parts from the date of the original order except the items listed below:
Chargers,Batteries and Other Accessories: 3 months warranty
Should the Product(s) supplied by Flashlightgo prove defective because of improper workmanship or material as reasonably determined by us, Flashlightgo agrees, at its option, to either repair or replace the Product free of charge, excluding any shipping or handling charges.
Learn more,Please click here.