Ricoh WG-4 GPS blue 16Digital Camera with 4x Optical Image Stabilized Zoom with 3-Inch LCD (Blue) A Backlit 16 megapixel CMOS sensor, coupled with the new-generation imaging engine delivers a top sensitivity of ISO 6401 An enhanced waterproof construction allows for a depth of 45 feet, shockproof, ruggedized design protects from drops up to 6.5 feet, Cold-resistant to sub-freezing temperatures of 14 degrees F (minus 10 degrees C) The optical 4X zoom lens offers a high-performance, large aperture of F2.0, six LED Macro Lights around the circumference of the lens barrel allows for brighter, uniform macro illumination The triple shake reduction system combines an image-sensor-shift-type SR (Shake Reduction) mechanism with the digital Pixel Track and high ISO Shake Reduction modes GPS models come equipped with a sophisticated GPS module, which automatically records position data and travel log data onto captured images, as well as offers a built-in digital compass, pressure/altitude/water depth gauge