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instrument series



Electric Bicycle Charger Check Instrument Electric load, low temprature, precision Use in 12V 24V 36V Max check currency: 5A. 3 parts simulate function of charge battery	ZW-200A changable resistor noise check instru Special use in changable resistor noise 12 class choice(also made under request) Indicate method: LED/buzzer Bugle or oscillograph check in outdoors

ZW-3000A resistor error check instrument Up and low limit control, 0～±6db 0～-80db full indicator/-40db～-80db reliable error display arrange: 0～±6db. Red signal when error and buzzer.	ZW-1200Bresistor error check instrument 10mV/ 30mV/ 100mV/ 300mV for choose Red LED and buzzer when error bugle assistant to judge error noise display in mV