· [ New Upgraded 4X Longer Runtime ]: Type: Lithium-ion | Voltage: 56V | Capacity: 5000mAh | Watt: 280Wh | 1* Battery Holder(Offers 4X More Power than the Original EGO 56V 2.5Ah Battery,Makes Your Tools More Runing Time)· [ Perfect Replacement➕100% Compatible ]: Perfect Replacement for EGO 56V BA2800 BA2800T BA4200 BA4200T BA1400 BA1400T BA5600T BA2240 BA1120 Battery, 100% Compatible with EGO 56V CS1604 CS1804 CS1403 HT2400 LB6504 LB5804 LB6500 LB4800 HTA2000 STA1500 PH1400 PSA1000 Tools,Perfect fit all EGO 56V Chargers and 56V Tools.· [ Longevity Enhanced➕Smart Protection ]: With a Recharge Cycle of 1000 Times and a Mere 1% Self-discharge Rate, The Replacement for EGO 56V Battery Ensures Flawless Operation for Up to 5 Years. Enhanced by a Battery Management System (BMS), It Provides Effective Protection Against Potential Damage from Short Circuits, Overcharging/Discharging, Over-voltage, and Overheating.· [ Multiple Cooling AND ChannelsCertified Safety ]: Excellent Heat Dissipation-Efficient internal cooling system circulates air across the batteries to cool down the heat extending batteries’cycling times for long lifespan.S SKSTYLE all products are certified by 𝐔𝐋/𝐂𝐄/𝐂𝐄/𝐅𝐂𝐂/𝐏𝐒𝐄/𝐑𝐎𝐇𝐒/𝐈𝐒𝐎𝟗𝟎𝟎𝟏/𝐂𝐁/𝐌𝐒𝐃𝐒/𝐔𝐍𝟑𝟖.𝟑, Fully Certified,Guaranteed Safety.