Xantrex Battery Temperature Sensor (BTS) f/XC & TC2 Chargers [808-0232-01] Brand_T-H Marine Supplies and Ethylbenzene which is known

and Ethylbenzene which is known to the State of California to cause cancer

They also offer wider beam angles than some more expensive transducers

Live streaming sonar lets you see where the big fish are

E70059 - i50 Depth Instrument

Xantrex Battery Temperature Sensor (BTS) f/XC & TC2 Chargers [808-0232-01] Brand_T-H Marine Supplies and Ethylbenzene which is knownBattery Temperature Sensor (BTS) Designed for use with TRUECharge2 battery chargers. The BTS mounts on a terminal post of a battery in a bank or on the side of a battery and measures its temperature. It sends precise information to the charger or charge controller, which automatically adjusts voltage to help ensure full battery charge depending on the ambient temperature of your battery installation. WARNING: This product can expose you to chemicals