Metabo LiHD Battery Pack 18v 5.5Ah

LiHD battery packs for high power and long runtimes
Intelligent battery management for long-lasting battery packs with a 3 year warranty
Patented “AIR COOLED“ charging technology
Permanent Electronic Single Cell Protection (ESCP) when charging, for particularly long life.
Processor-controlled charge and discharge management
Capacity display for continuous monitoring of the charge status
High storage capability with almost no self-discharge
Many brands, one battery pack system: This battery pack is compatible with all 18 V machines and chargers of the CAS brands: www.cordless-alliance-system.com