0802 motors between 19,000KV and 25,000KV are a great choice for a 1S whoops. For 1.2 inch (31mm) props choose a 3 blade prop. For 1.6 inch (40mm) props choose a 2 blade prop. (see examples)
This 19,000KV motor is best suited to a 1.2 Inch (31mm) 3 blade prop. But a 1.6 inch (40mm) 2 blade prop would also be okay.

Motor SparkHobby 0802 19000KV

KV rating: 19000
Stator Configuration: 12N 9P
Shaft: 1mm
Connector: Molex 1.25mm Pitch
Voltage: 1S
Prop: 1.2 – 1.6 Inch

FPV Motor Sizes Guide	FPV Motor Volume Guide
See this Motor Size Guide for information on what sizes of motors are used in popular BNF and PNP FPV drones.	See this Motor Volume Guide for information about what other motor size is similar to the one you are looking for.