Litter Robot III Open Air Automatic Self Cleaning Litter Box bowl Durable and affordable Durable and affordable The Arachnoid Ball dump bin comes with 60 pieces of the top selling Arachnoid Ball Check out more great features listed below: Great for cats of all sizes Automatic night light Large entry with ‘open air’ feel Self adjusting cat sensor Waste drawer full indicator light Self cleans after each use Save up to 50% on litter costs Reduces litter odor Uses most clumping litter types Large Ergonomic Litter Chamber Clean Cycle Timing 8 Hour Sleep Mode Works on Safe 15 VDC Power Battery Backup Option (Not Included) 90 Day Money Back Guarantee 18 Month Standard Warranty Made in the USA customer feedback we’ve received over the last 15 years