Microprocessor controlled design guarantees an easy & accurate
load test possible and no need to time yourself anymore.
Bright LED digital display indicates both voltage & test result.
Automatically turns off the load after 10 seconds and latch the voltage.
Unique 3 step design: LED polarity checking function, battery load
test & charging system test readout.
Check both battery & charging system.
For 12V battery system use only. 1