求购数字式电表(图)

非会员信息
产品规格如下： display: 3 1/2-digit LCD input sensitivity: 200mV FS power supply: 9V DC (7 - 12V DC) decimal point selection: with wire jumper automatic polarity indication figure height: 0.52" ore more sampling rate: 2 - 3 readings / sec. guaranteed zero reading for 0V input high input impedance: >100Mohm accuracy: ± 0.5