Older unit in great shape, that works! Very common in older boats with this system! Would make a great backup spare for the price! $26.00 Spencers Marine Supply & Consignment 2240 Harbour Road Sidney, B.C. 778-351-1400 Mon-Fri 9:00-5:30 Sat 9:00-5:00 Sun 10:00-4:00 Always accepting good quality 2nd hand marine gear! Great rates! Great volume of foot traffic. Come check us out or come and check in, as new merchandise arrives daily!! A fair share of items are sold within in the first few days upon arrival and therefore never get posted!! Always great quality and one off nautical items! It's not all that often you find all this neatness in one sweet location! Note: Due to excessive emails, we wont be able to reply to you as quick as you would hope, and therefor calling the shop first will get your questions answered!