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Wema GPS Speedo 60 Knots - White GPS Speedometer/Compass 0-60 knots with black dial & black bezel 85mm Features IP 67 protection rating for the whole gauge. Can work up to 1 meter underwater. Excellent fog resistant performance Scratch resistant curved glass lenses. Easy installation with multi-plug socket connections. Easily select between either red or yellow backlight; gauges are also available with blue backlight