Features of power capacitor:

.3-digital voltage display (Red/Blue/Orange) 
.12 Blue LED Flash indicator lights     
.Spray-paint/chrome-plated finish                                
.Electronic polarity protection circuit,automatically alarms When the polarity is reversed and the voltmeter will display low voltage
.Over-voltage protection circuit,automatically alarms when the voltage is too high or low                                                           
.(2) 0/4GA input/output terminals with a 18GA remote Control                              
.Working temperature:-40 to 105 degrees centigrade
.Mounting brackets&hardware included
.Extreme Low E.S.R.:less than 0.0015ohm
.Working Voltage:10V-17.5V
.Surge Voltage:24V