Instruction: Rank the products A, B, C, ... based on their relevance to the provided query, and produce a ranked list with the most relevant product positioned at the top of the list.

Input:
Query: electric heating pad without auto shut off
Product list:
A: Portable Cordless Heating Pad, Electric Waist Belt Device,Fast Heating Pad with 3 Heat Levels and 3 Vibration Massage Modes, Back or Belly Heating Pad for Women and Girl
B: Large Electric Heating Pad for Back Pain and Cramps Relief, 3 Temperature Settings Hot Heated Pad for Neck, Shoulder, Elbow, Abdomen-Large Size 12"x24"(Green Blue)
Answer: A,B