Description Features and Benefits: Up to 11 hours of runtime with M12 REDLITHIUM-ION 3.0 Ah Battery Pack 2 times warmer with custom developed insulation RIPSTOP fabric to prevent tears from spreading LED controller with (3) heat settings per heat zone (chest and back) Battery pass through pocket for improved comfort Lightweight & compressible and built for layering Adjustable waist keeps heat inside Water & wind resistant Washer and dryer safe
