Spacnana VI Curve Tester - Double Channel 4 Level ASA Test

Spec: Item Type: Curve Tester Voltage: AC2.7V Internal Resistor: 56Ω, 220Ω, 1KΩ, 20KΩ adjustable Frequency: 40Hz, 350Hz, 2kHz, 14Hz adjustable Size(LxWxT): Approx. 14 x 8 x 4cm / 5.5 x 3.1 x 1.6in Package List: 1 x Curve Tester 2 x Test Probe 1 x BNC Cable How To Use: To power the device, use a DC 24V 1A power with a DC 5.5x2.1 interface.