Helix G2N Mega SI/DIĀ works really well, no problems operationally. Has the latest software (2.660) installed. Unit has 379 operational hours. Includes transducer with all hardware, brackets, screws, and knobs for installation. As an ADDED BONUS – hardware will include a Transducer Saver to protect the transducer mounted on stern or with a screw clamp (not included) for mounting on the trolling motor. Price is $1250.00 TYD. Price includes shipping. PayPal will be used for funding. Email ovbonner@gmail.com.