FLEX 24V Lithium-Ion 8.0 Ah Battery Pack combines intelligent battery management with advanced THERMA-TECH™ cooling technology to deliver up to 20% more power than competing models. This battery pack a remarkable 50% faster charging speed, reaching full charge in just 50 minutes when used with a 280-Watt Rapid Charger (sold separately). Featuring an 8.0 Ah capacity and a patented dual-sided fuel gauge, it allows users to easily check the battery level from multiple angles. Designed to withstand tough conditions, it has a shock-resistant build with sealed electronics that protect against drops, dust, and water. Powered by innovative Power IQ technology, the battery pack continuously monitors and optimizes its cells to provide overload protection and enhance performance. For convenience, it is fully compatible with all FLEX 24V batteries, chargers, and tools (all sold separately), making it a versatile choice for your power needs. Model Number: FX0221-1