Before using it, please add a small amount of water pre-heating.Size: 19.3 x 8.5 x 6.5 cm/7.5 x 3.3 x 2.6inchIf added carbonated beverages etc. must liquid splashing wounding or high internal pressure cause the lid can not be openedOccasion: CarClockwise tighten the lid to leakageDesign: Portable, Plug In, InsulationOur car water cup can melt ice and snow into water, which is what we must use outdoorsHave a cup of coffee, drink anytime, anywhereVoltage: 12V/24V1 x Travel Mug Car Heater CupProduct Type: Car Heating CupCapacity: 300mlHas good insulation and durability. cover uses a sealing rubber band to improve heating efficiency.Constant Temperature: 80°COverheat protection, automatic power off after boiling.Color: As PictureUsage: Heating, Boiling WaterHeating Time: 15minDo not be placed next to a heat source, so as not to affect the function.1 x Car adapterPlease cleaned cup body and the parts with a neutral before useMaterial: Stainless SteelPower: 70WQuantity: 1pcs