Test Methods: Plug-In Test Pad, Test Pad, Connected/Disconnected Probe Test. Test pad: The maximum testable optocoupler is 7.6 (excluding ) x 3.6 mm, and the minimum testable optocoupler is 3.8 (excluding ) x 2 mm. Use Type-C interface, built-in battery, rechargeable and replaceable probes. Online/Offline Probe Test: Online test after the motherboard capacitor is discharged, it is strictly conduct the test when the motherboard is turned off, and the optocoupler can also be disassembled and offline. Applicable to 4 optocouplers, other types of optocouplers are not applicable at the moment., Weight: 0.02645547144 Pounds, Manufacturer: Faeymth