STAINLESS STEEL HEATING TUBE: It is made of high quality stainless steel heating tube, high hardness, high rust resistance and good heat resistance. EASY TO USE: This Water Heater is easy to use and features a clip on the side of the tube that you can clip to the wall of the tumbler or other container to secure it. QUICK HEATING: 600W high power, combined with high quality stainless steel heating tube, can heat up quickly, quickly increase the water temperature,Heating only takes 1-2 minutes.It is important to note that after unplugging, it takes about 20 seconds to remove the Immersion Heater SMALL SIZE AND EASY TO CARRY: heating element is medium in size and ideal for heating water or coffee in cups or pitchers for home, office, dorm or travel. adapter in your package that can access the ground wire, please contact our customer service and we will send you an adapter that can be connected to the ground. SMALL SIZE AND EASY TO CARRY: heating element is medium in size and ideal for heating water or coffee in cups or pitchers for home, office, dorm or travel. adapter in your package that can access the ground wire, please contact our customer service and we will send you an adapter that can be connected to the ground. travel immersion heater 220v 600w portable mini heater hot water set ideal for heating chocolate boiling water coffee tea collapsible silicone kettle electric portable stainless steel bottom camping travel vacation quick boil How to use: 1. Fill the container with water, immerse the heating element in the water, then turn on the power. 2. Pull the power supply after the water has boiled, but do not take the heater out of the water immediately, wait 20 seconds. Features: The portable mini heater is made of stainless steel, which is rust-resistant, high hardness, heat-resistant, safe, and guarantees healthy and clean water. Quick and safe to heat water, very convenient to use. High working efficiency and low power consumption. Moderate size is ideal for heating water or coffee in a mug or kettle. Suitable for household, office, college dorm or travel. Specifications: Condition: brand new Material: stainless steel Rated voltage: 220V Rated power: 600W Heating Tube Size (L x W): approx. 128*33mm Total length: approx. 1m / 3.28ft Package Included: 1x heater Noticed: 1. Do not put your hands into the water tank when the item is working. 2. Do not dry the water tank together with the item.