Keeppower 32700 5000mAh 18.5Wh Li-ion Rechargeable Battery
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The Keeppower 32700 5000mAh is a high-capacity, high-discharge rechargeable lithium-ion battery designed for compatible high-power flashlights and other demanding electronic applications.
With a nominal capacity of 5000mAh, an energy rating of 18.5Wh, and a maximum continuous discharge current of 30A, this 32700 battery provides a combination of extended energy capacity and high-current performance.
Important: This is an unprotected Li-ion battery without a built-in PCB or protection circuit. It must only be used in compatible devices with appropriate battery protection and voltage management.
5000mAh High Capacity
The Keeppower 32700 battery provides a nominal capacity of 5000mAh, with a manufacturer-specified minimum capacity of 4800mAh.
Its 18.5Wh energy rating makes it suitable for devices requiring substantial battery capacity in a cylindrical rechargeable cell.
Compared with smaller battery formats, the 32700 offers a larger physical size and substantial energy storage for compatible equipment.
Up to 30A Continuous Discharge
Designed for high-drain applications, this battery supports a maximum continuous discharge current of 30A, according to the specified cell version.
This makes it suitable for compatible high-output flashlights and other electronic equipment that require substantial current delivery.
Actual discharge performance depends on operating temperature, device design, and battery condition.
Unprotected Battery – No Built-In PCB
This battery does not include a protection circuit board (PCB/BMS).
Unlike protected Li-ion batteries, this cell does not independently provide electronic protection against overcharging, over-discharging, overcurrent, or short circuits.
It is intended for compatible devices with appropriate protection electronics or professionally designed battery management systems.
Do not use this battery in devices that require protected cells unless the device manufacturer explicitly approves its use.
Rechargeable 3.7V Lithium-Ion Battery
The Keeppower 32700 features a nominal voltage of 3.7V and a maximum charging voltage of 4.2V.
It requires a compatible Li-ion charger using an appropriate constant-current/constant-voltage (CC/CV) charging profile.
Always verify charger compatibility with the battery's physical dimensions and electrical specifications before charging.
32700 Battery Format
With approximate dimensions of 32.5mm × 73mm, this battery is significantly larger than common 18650 and 21700 cells.
The 32700 format is designed for equipment specifically engineered to accommodate its diameter, length, terminal configuration, and electrical characteristics.
It is not a direct replacement for 18650, 21700, or 26650 batteries.
Key Features
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5000mAh nominal capacity
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4800mAh minimum capacity
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18.5Wh nominal energy
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3.7V nominal voltage
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30A maximum continuous discharge
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Rechargeable lithium-ion chemistry
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32700 cylindrical battery format
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Button-top positive terminal
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Unprotected cell – no PCB/BMS
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Suitable for compatible high-drain equipment
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More than 500 charge-discharge cycles under manufacturer-specified conditions
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Keeppower |
| Model | 32700 5000mAh |
| Battery Type | Rechargeable Li-ion |
| Battery Size | 32700 |
| Nominal Capacity | 5000mAh |
| Minimum Capacity | 4800mAh |
| Nominal Energy | 18.5Wh |
| Nominal Voltage | 3.7V |
| Maximum Charging Voltage | 4.2V |
| Maximum Continuous Discharge Current | 30A |
| Protection Circuit | No – Unprotected |
| Positive Terminal | Button Top |
| Dimensions | Approx. 32.5 × 73mm |
| Weight | Approx. 109g |
| Rated Cycle Life | Over 500 Cycles |
| Charging Method | CC/CV Li-ion Charging |
Specifications refer to the 30A unprotected version. Verify battery dimensions and electrical compatibility before installation.
Important Battery Safety Information
WARNING: UNPROTECTED LITHIUM-ION BATTERY
This battery does not contain an integrated protection circuit. Improper handling, charging, or use may result in overheating, fire, or battery failure.
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Use only in devices designed for unprotected 32700 Li-ion cells.
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Ensure the device provides appropriate overcharge, over-discharge, and short-circuit protection.
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Charge only with a compatible 4.2V Li-ion charger.
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Never short-circuit the positive and negative terminals.
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Do not carry loose batteries with keys, coins, or other metal objects.
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Always use a protective battery case during storage or transport.
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Do not crush, puncture, disassemble, or expose the battery to fire.
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Do not use damaged batteries or cells with torn insulating wraps.
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Stop using the battery immediately if it becomes unusually hot, swollen, or damaged.
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Keep batteries away from children and pets.
For battery pack applications, use an appropriately designed battery management system and follow professional assembly practices.
Package Contents
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1 × Keeppower 32700 5000mAh Unprotected Li-ion Battery
Quantity depends on the selected purchase option. Charger and battery accessories are not included unless otherwise specified.
High-Capacity Power for Compatible Equipment
The Keeppower 32700 5000mAh 30A Li-ion Battery combines high capacity, substantial energy storage, and high-current capability in a rechargeable 32700 format.
Designed for compatible high-drain equipment, it provides a practical power solution for applications requiring a 3.7V lithium-ion cell with up to 30A continuous discharge.
Please note: This is an unprotected battery without a built-in protection circuit. Confirm device compatibility before purchasing.
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.

