Our tank heater can improve engine oil flow, reasonable design makes it easy use, bringing you more convenience. with it, thus continue to transfer heat to reduce the consistency of the oil, help you better lubricate the engine, reduce wear, and extend the service life of the Features - ColorDark Red - Material: Silicone rubber plate. - Size: About 23.00X13.00X0.10cm/9.04X5.11X0.04in. -Voltage: 12V 80W. -Temperature: constant temperature 40 °, 60 °, 80 °, 100 °, 120 °. - This heater has stable performance, fast speeds, convenient and practical. - Place this under your oil pan to keep the fluid from thickening in the winter. - There is double-sided tape on the back of the product, which can be directly pasted on the product. - Can warm internal engine components for quick starts in cold weather, durable to use. - It is suitable for mounting on your engine oil reservoir, fuel tank, transmission pan, and other metal surfaces. Package list: 1 x water tank heater