9V Buzzer Tester Kit for PCB Wire and Switch Testing

The product features a buzzer sound alert with a volume of approximately 100 decibels, along with an indicator light notification.<br> To use: After inserting the test leads, touch the two ends of the wire being tested. If an audible and visual alarm sounds, the wire is conducting; otherwise, it is not conducting.<br> This device contains a built-in 9V battery, and the cover can be opened for battery replacement. When the red and black probes are not in use, the circuit remains open with no current draw.<br> When the measurement circuit is activated, the loop current is approximately 20mA. This product is not intended for testing small electronic components or printed circuit boards.<br> Part name: 9V Buzzer Tester<br> Note: You can test cable continuity, wire integrity, PCB board connections, or general product functionality.<br> Precautions: Do not use when the device under test is powered on or connected to a power source.<br> Color: As shown<br> Material: Plastic<br> Package Contents:<br> 1 x Continuity Tester<br> 1 x Multimeter Test Lead<br> 1 x Red and Black Clip Wire<br> The package includes only the items listed above; other products are not included.<br> Note: Lighting effects and display settings may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.