Blue Box Extender
Want more power for your Blue Box mounted fish finders? This extender is the answer to your dead battery blues! Upgrade your unit today with a Blue Box Extender and an 18Ah Amped Outdoors Battery!
Larger battery covers are in stock now!
This product includes:
- A Blue or Glow in the Dark Spacer
- Four Mounting Screws
- Ice Hole Power sticker Free Shipping!
- 18Ah Amped Outdoors Battery
- Lithium Charger
- Large battery cover