General description Metabo 12V LiHD 4.0Ah Battery Pack features advanced LiHD technology for optimal performance and extended usage with minimal heat generation. It includes intelligent battery management for durability, backed by a 3-year warranty, and utilizes patented “AIR COOLED” charging technology to enhance battery life. Technical specifications Battery Pack Voltage: 12V Capacity of Battery Pack: 4.0Ah Weight: 320g Other information Processor-controlled charge and discharge management Capacity display with minimal self-discharge Standard Equipment: 1x Metabo 12V LiHD 4.0Ah Battery Pack