DY294 Professional 2.7 inch LCD Digital Transistor Parameter Tester Meter (4*AA) % Soccer Shoes and your tablet is firmly

and your tablet is firmly fixed in place without fear of shaking and slipping

Amplify and echo the sound from external microphones to mix with original sound

Voltage: 12v

Headphone wireless charging: 3W

DY294 Professional 2.7 inch LCD Digital Transistor Parameter Tester Meter (4*AA) % Soccer Shoes and your tablet is firmly1)) Professional for testing the DC parameters of manifold semiconductors such as diode, transistor, controlled silicon and field effect transistor 2) Measure capacitor, varistor, DC voltage signal source 3) Measure 78 and 79 three terminal voltage regulators 4) Data hold, low battery warning 5) Display: maximum reading 1,999 6) V (BR): 1000V 200V 7) VCC (Set): 10mA(Ic) 100mA(Ic) 800mA(Ic) 2A(Ic) 8) 78, 79 three pole constant voltage value: 78xx 79xx