Specifications:
Chemistry: Li-ion
Voltage: 12V
Capacity: 4000mAh

Compatible Replacement Battery for:
Skil BY500101

Compatible with the Following Power Tools
Skil 12V 5-1/2'' Circular Saw, 12V Mechanical Light Bare, AG290202, BY500101, CB74290, CB743001, CB743701, CR541802, CS4562B-10, DL527502, DL529303, HD5290A-10, IF5943-00, IW5744-10, JS5833A-10, LH5533-00, LH5537A-00, PWRCORE 12 12V Flood Light Bare Tool, PWRCORE 12 12V Inflator, PWRCORE 12 Brushless 12V 1/2" Hammer Drill Kit, PWRCORE 12 Brushless 12V 3/8" Ratchet Wrench Kit, PWRCORE 12 Brushless 12V 3/8'' Impact, PWRCORE 12 Brushless 12V 3/8'' Impact Wrench, PWRCORE 12 Brushless 12V Compact Jigsaw, PWRCORE 12 Brushless 12V Drill Driver & Impact Driver Kit, PWRCORE 12™ 12V Flood Light Bare Tool, PWRCORE 12™ 12V Inflator, PWRCORE 12™ Brushless 12V 1/2" Hammer Drill Kit, PWRCORE 12™ Brushless 12V 3/8" Ratchet Wrench Kit, PWRCORE 12™ Brushless 12V 3/8'' Impact, PWRCORE 12™ Brushless 12V 3/8'' Impact Wrench, PWRCORE 12™ Brushless 12V Compact Jigsaw, PWRCORE 12™ Brushless 12V Drill Driver & Impact Driver Kit, PWRCORE 20V Chain Saw Kit 12, PWRCORE 20V Chain Saw Kit 12", RS58280