Key Switch Tester, Frequency Counter for Remote Key, 100M Hz to 1G Hz High Precision Digital Display Keychain Frequency Tester
Key Switch Tester, Frequency Counter for Remote Key, 100M Hz to 1G Hz High Precision Digital Display Keychain Frequency Tester
Product Features
- Accurate and Reliable: The tester allows accurate and reliable frequency testing and signal detection of remote control devices. It helps users identify problems or errors with remote controls.
- Detection Range The effective test range of this frequency tester is within 5 cm. The closer it is to the test zone, the more accurate the measurement. The frequency of the car key is generally divided into 320MHz; 434MHz; 868MHz.
- Easy to Use Just place the remote control near the tester in the test zone, press the on/off button on the remote control and the tester will display the frequency value and measure the frequency accurately.
- INPUT DISPLAY: By pressing any button on the remote control, the indicator light flashes red, indicating that the output is working properly. If the indicator light does not light up, this indicates that there may be a malfunction or damage to the transmitter.
- Convenient Lighting The frequency tester is equipped with LED lights on the front, which makes it easier to use in low light conditions and ensure visibility and accuracy when testing.