The X4 Probe gathers trolling speed and water temperature from the depths and uses a sonar signal to send that data back to the boat. Replacement probe for X2 and X4 System. Backwards compatible with Model 840.
- Wireless sonar data transmission
- Ultra-long battery life (4 AA batteries not included)
- Detects speed changes of 1/10 MPH
- Water activated auto on/off
- Leak-proof double o-ring design
- Includes breakaway double snap swivel and probe bumper
- Made in U.S.A.
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Bought this because of course, I lost the last one. It works as it should. The service at Vandams was exceptional. Shipping was super fast.