AC / DC power source
Output Level: -10~+22~+36~=50~+56~+62dB
10~1000H high inductance
Pocket multimeter is a rectifier type moving coil instrument designed for radio servicing and electrical measurements of D.C current and A.C current voltage~1000(2kΩ/V) AC / DC voltage, black color, 132 x 92 x 43mm dimension, origin China