Mechanical Knob is an Easy-to-use Control that can have a long life 20 Litre Solo Microwave Oven (20PM-MEC2B, Black) Warranty: 1 year on product and 3 years on magnetron and cavity 20L Capacity: Suitable for singles and small families. Solo: Can be used for reheating, melting and cooking Easy Return: This product will be fully refunded within 10 days of delivery in case of any defect, damage or non-compliance with the specifications given in the product. Also includes: Warranty Card, User Manual, Starter Kit Controls: Zog dial that is easy to use for long hours The brand also provides a starter kit with this product.