About This Product Temperature Meter includes a prewired temperature sensor with a 6 ft. cable. Monitors temperature on a bright LED screen. Reverse polarity protected. Same compact round size as a standard 12 VDC receptacle, this Temperature Meter supports many installation options. Constructed of injection molded nylon. Installation is as easy as drilling a 1-1/8 in. hole, inserting the socket body, tightening the locking nut, and connecting the wires. Reverse polarity protected. IP67 waterproof rating. 12-24 VDC Highlights Durability and dependability Quality and commitment Customer Care: 866-732-3641 Quality marine gear 12/24V California residents see Prop 65 WARNINGS Mfg# 4216181 Specifcations Dimensions Product Height; 2 in Product Legth: 6.5 in Poduct Width: 3.75 in