Premium Durable: Made of ABS and copper, heat resistant, dustproof, durable. Rapid heating: bring liquids to a rapid boil in . 10 minutes. Perfect for heating water, tea, coffee, soup stock and much more . Compact Size Design - These travel-sized immersion heaters are small enough to fit in your pocket and save space. Useful and convenient for car travel: The immersion heater can be used to boil water, coffee or tea in your car. Perfect for outdoor activities such as self-driving trips, camping, picnics, etc., especially in the cold winter. Warm prompt: You must hold the warmer in your cup to submerge it, plug it in, unplug it when the desired temperature is reached, wait 15 seconds, and then remove it from the liquid. colour: black Material: ABS+Copper Package Contents: 2 x water heater Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.