Instruction: Determine the relevance between the query and the product title provided, and select your response from one of the available options.

Input:
Query: bluetooth pool thermometers
Product: Kingsource Large Floating Pool Thermometer, Water Temperature Thermometers with String for Outdoor & Indoor Swimming Pools, Spas, Hot Tubs,Fish Ponds Thermometer Floating Easy Read

Options:
A: The product is relevant to the query, and satisfies all the query specifications.
B: The product is somewhat relevant. It fails to fulfill some aspects of the query but the product can be used as a functional substitute.
C: The product does not fulfill the query, but could be used in combination with a product exactly matching the query.
D: The product is irrelevant to the query.
Answer: B: The product is somewhat relevant. It fails to fulfill some aspects of the query but the product can be used as a functional substitute.