HST-DFSBLTransom-mount, dual frequency skimmer with built-in temperature sensor.Works with: LCX-110C, LCX-111C HD, LCX-17M, LCX-20C, LCX-25C, LCX-26C HD, LMS-335C DF, LMS-337C DF, LMS-339C DF iGPS, LMS-480, X105C DF, X107C DF, X126DF, X136DF, X59DF - cis2:mm5mnJlm -Specifications: Chirp: No; Mounting Style: Transom; Imagining: Standard; Temperature: Yes; Speed Included: No; Pins: 7; Box Dimensions: 4"H x 8"W x 10"L WT: 2.3 lbs; UPC: 421945240922;