Xhorse Remote Tester Radio Frequency infrared Reader Support 300Mhz-320Mhz / 434Mhz / 868Mhz

Radio Frequency Detection: They detect the RF frequency your remote emits — typically 300–320 MHz, 434 MHz, and 868 MHz ranges.

Infrared (IR) Testing: You can test if the IR LED on a remote is functioning by observing the indicator light.

How to Use: Simply bring the remote close and press a button — LED indicators light up to show which frequency is detected.

Battery Requirement: Most require a small battery (often 9 V or AAA) — check product details if included.