10-YEAR WARRANTY + FREE SHIPPING ON ORDERS OVER $49

Categories

Menu

21700 5600mAh High Capacity Rechargeable Li-ion Battery

$21.90
PRICE BREAKS - The more you buy, the more you save
Quantity2+
Price$18.90

This 21700 battery offers a high 5600mAh capacity, delivering extended runtime for your flashlight while also providing the power needed to support more demanding applications for enhanced performance.

Free shipping

DETAILS

・5600mAh capacity
・500 recharge cycles
・Lithium-ion rechargeable
・Continuous discharge current: 15A
・Steel shell riveting
・Multiple layers of protection
・Pressure relief valve protection
・Separate microporous protection
・Overcharge, over-discharge, short circuit, and overheat protection

SIZE

・Length: 76.7mm / 3.02"
・Diameter: 21.8mm / 0.86"
・Weight: 75.4g / 2.66oz

WARNINGS

・Never expose the battery to water or fire.
・When charging or using batteries, ensure the positive and negative ends correspond with the positive (+) and negative (-) symbols.
・To extend battery life it is recommended that it is charged every three months or longer when unused for long periods.
・Keep out of the reach of children.

Existing reviews

Good
I received this battery for the T29. The measured capacity was over 5900mAh, which is a great value!
[hide member info] | 3/29/2026 2:50 AM
Write your own review
*
*
*
*
*

BECOME AN ACEBEAM® DISTRIBUTOR

We are now expanding our partner network and looking for passionate, growth-driven distributors. By partnering with ACEBEAM®, you gain:
-Competitive wholesale pricing & attractive margins
-Marketing & technical support and after-sales service
-Fast global shipping and inventory-backed fulfillment
Whether you serve outdoor retailers, security equipment suppliers, or tactical gear shops, we want to grow with you.

FIND OUT MORE