MFJ-4416BRC gives you full remote control of your MFJ-4416B Super Battery Booster plus it allows you to monitor battery voltage and battery booster output voltage. You can place the battery booster near your batter or other convenient
location. MFJ-4416BRC lets you turn booster and low batter alert on/off. Boosting and low batter LED's. Four mounting holes. Just plug in CAT-5 cable to connect to battery booster. 5"W x 2"H x 3"H