Flex 24V 5.0Ah LITHIUM-ION BATTERY
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Power your 24V FLEX cordless tools with dependable performance and extended runtime using the FX0121-1 5.0Ah Lithium-Ion Battery. Built on the FLEX 24V platform, this high-capacity battery delivers up to 960 W of consistent power, combining advanced battery management with innovative cooling technology to keep you working longer and harder without overheating. THERMA-TECH™ heat management and Power IQ intelligent cell monitoring maximize efficiency and protect against overload, while the rugged, drop-resistant design stands up to demanding jobsite conditions. A dual-sided fuel gauge lets you easily check charge from multiple angles, and rapid charging options mean less downtime between tasks. Designed to seamlessly integrate with all FLEX 24V tools, batteries, and chargers, this battery is the go-to choice for professionals and serious DIYers who need reliable cordless performance.
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- Premium 24V Lithium-Ion Technology — High-density cells deliver dependable power and longer runtime.
- Therma-Tech™ Heat Management — Keeps the battery cooler during use for up to 25% longer runtime than standard 24V batteries.
- Power IQ Intelligent Management — Monitors and optimizes cell performance for overload protection and consistent power delivery.
- Rugged, Jobsite-Ready Design — Engineered to resist drops, dust, and water with sealed electronics and shock-resistant construction.
- Patented Dual-Sided Fuel Gauge — Easily view remaining charge from multiple angles at a glance.
- Fast Charging Compatible — Rapid recharge with supported 160W or 280W chargers (60 min / 30 min charge times).
- Cross-Compatible FLEX 24V Platform — Works with all FLEX 24V batteries, chargers, and tools to expand your cordless system.
- Durable Battery Lock System — Secure connection prevents accidental disconnection while in use.
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We offer Free or Flat Rate Shipping on MOST items on our website with a few exclusions. Free Shipping kicks in at a minimum order of $115 (for qualifying items), and for orders under $115, a flat rate of $11.95 will apply. Items that are classified as “oversized” by the shipping company do not qualify for free shipping, and anything that must ship via Freight Truck will also not qualify for free shipping. These items include but are not limited to: Carpet Extractors, Water Containment Mats & Reclamation Systems, Pressure Washers, Water Tanks, and The Claw LED Light.
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MOST orders placed by 1pm will ship out the same day as long as the item is in stock. Drop ship items might have additional handling times. If you need an order expedited (Next Day, Two Day or 3 Day Service) please call to confirm the item will arrive in the necessary amount of time.
Any order that is placed during the weekend or on a holiday regardless of shipping method selected will not ship until Monday (shipping companies do not pick-up on weekends or holidays).
If your online air express order must ship out the same day and you miss the 1 PM ET deadline please contact us at 724-325-0008 before 3:30 ET in case we can still execute your expedited shipping request.
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If purchasing online, we accept Visa, Mastercard, American Express, Discover, Diners Club, Paypal, ShopPay, Apple Pay, Google Pay, Meta Pay, Amazon Pay, and Sezzle.
If purchasing in-store, we accept, Visa, Mastercard, American Express, Discover, Paypal, Venmo, and Cash.
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We can be reached via phone at 724-325-0008.
We can be reached via email at support@detailking.com
We offer chat from 9am-5pm M-F on our website.
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