Features:

• LiHD battery packs for ultimate performance and extremely long application with minimal temperature generation
• Ultra M technology: Intelligent battery management for long-lasting battery packs with a 3 year guarantee
• 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 with almost no self-discharge
• No memory effect
• Capacity display with almost no self-discharge