Does your boat attract fish or scare them away? The Black Box tells you what voltage your boat sends into the water - and it tunes the voltage so your boat actually attracts fish.
100% of boats send an electrical voltage into the water around the boat.
98% of anglers don't know what voltage their boat sends into the water.
The other 2% of anglers catch more fish & bigger fish.
Features:
- Commercial grade materials.
- Proven technology.
- Simple installation.
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Easy to use.