Battery-free Sensors Market Size, Share & Industry Analysis, By Sensor Type (Temperature Sensors, Pressure Sensors, Humidity Sensors, Motion Sensors, Gas Sensors, and Others (Lights, Sensors, etc.)), By Frequency (Low Frequency, High Frequency, and Ultra-High Frequency), By Industry (Industrial, Automotive, Industrial, Logistics & Transportation, Healthcare, and Others (Agriculture, Aerospace & Defense, etc.)), and Regional Forecast, 2026-2034