|Other Retailer||Price Checked Time||Their Price in NZD||Our Price|
|Amazon UK||3 days ago||40.3||$26.68||You save $13.62|
|Amazon US||today||34.88||$26.68||You save $8.20|
John C. Payne is a cruising sailor and professional marine electrical engineer and surveyor with a 28-year career in merchant shipping and the offshore oil industry. His unique combination of technical know-how and practical experience at sea has made him a much sought-after authority.