??Compatible Model: FSS 18V 400 BL - Set 2, FSS 18V 400 BL - Set 3, FSS 18V 400 BL - Set 4, FSS 18V 600 - Set 1 ??Compatible Battery Part Number: 12070301, 6.25457, 625457000,12070501, 625591000 ??Specifications: Voltage:18.0V Capacity: 3000mAh / 54.00Wh Size: 121.26 x 80.00 x 66.00mm Weight:791.0g ??Tips Before Purchase Please double confirm the compatible model and original battery part number before you purchase it.(You can quickly search with Ctrl+F) If you are not sure,please feel free to send email to us with your battery details or pictures, we will give you free professional suggestion. Your satisfaction is very important to us,if you have any questions,Please feel free to send eamil contact us,and we will reply within 24 hours.??After-sales Service:12 month Warranty and 14 day Money Back Guarantee. Your satisfaction is important to us, please feel free to contact us with any question, 24*7 Email support. ??Quality Certification:ROSH, CE and UL triple certification. No memory effect, over-charge, over-discharge, over-heat, over-current and short-circuit protection. High capacity circulation function, perfect replace your original batteries. ??Attentions:The battery will be in a protective state when used for the first time and requires a long time to charge for activation, please be patient. ??Specification:Voltage:18.0V,Capacity:3000mAh/54Wh,Size:121.26 x 80.00 x 66.00mm,Weight:791.0g. ??Compatible With:FSS 18V 400 BL - Set 2, FSS 18V 400 BL - Set 3, FSS 18V 400 BL - Set 4, FSS 18V 600 - Set 1.