Full Compatibility: 56V 10.0Ah battery replaces BA2800 BA2800T BA1400 BA1400T, compatible with all 56V fuel tools ST1502LB CS1604 LB4800 LB5804 HT2400, works with all 56V lithium battery chargers CH5500 CH2100 High Energy Efficiency: High capacity 10.0Ah lithium battery 56V with on-board LED lights, delivers up to 2X more run-time and 20% more power than other batteries Built-in Keep Cool Technology: Cools battery cells for longer life and features unique power management system that protects batteries from dangerous current spikes and overload Fade-free Power: Provides optimized performance with built-in integrated microchip that prevents overload, overcharging, self-discharge and lengthens battery life, complies with FCC RoHS and CE testing standards Premium Lithium Ion Construction: Features advanced lithium ion technology for consistent power delivery and extended battery lifespan across multiple charge cycles ego 56v replacement battery