Keep your Big Angle Fan running at full power with the SLRspeed 18650 Replacement Battery, designed for reliability and extended performance. This high-capacity 18650 battery provides long-lasting power, so your fan stays cool during races, track days, or garage work. It’s easy to install, rechargeable, and engineered for safe, consistent output. Whether you’re replacing an old battery or keeping a spare on hand, the SLRspeed 18650 battery is the perfect solution to ensure your Big Angle Fan is always ready to go.

Includes one 18650 replacement battery, product photo shows items which are not included in this listing. To checkout the big angle fan go here.