Amazon: Garmin fenix 6 Pro Solar, Multisport GPS Watch Amazon: Garmin fenix 6 Pro Solar, 360° VIEW ; IMAGES ; Garmin fenix 6 Pro Solar, Multisport GPS Watch with Solar Charging Capabilities, Advanced Training Features and Data, Black with Slate Gray Band User Manual (PDF) Product information . Product Dimensions : 0 x 2 x 2 inches : Item Weight : 1 ounces : ASIN : B089YX15QZ : Garmin 010-01550-00 Striker 4 with Transducer, 3.5" GPS STRIKER 4 fishfinder includes a Garmin CHIRP (77/200 kHz) transducer, which provides a visibly higher level of clarity and detail for fish and structure than traditional 77/200 kHz transducers. Instead of sending just 1 single frequency, CHIRP sends a continuous sweep of frequencies, ranging from low to high, then interprets them individually