It's very secure and do no harm to clothes, and also very convenient to carry. It owns a double safety protection device to cut the power when short of water. Built-in visible water level tank. Manufactured from high quality ABS plastic material. Facial Steamer Benefits Reducing wrinkles Removing dust Sterilization disinfection Humidification Facial care Specifications Material : ABS plastic Safety Instruction: 1.first, please cut the power and pull the plug to let the machine cool down entirely. 2. Please add the water and vinegar mixture(1:1)slowly from the water mouth until it is half full. 3. Please pour the mixture after 1โ2 hours. You can repeat the above steps until the precipitates are completely gone. 4. Please add the clear water into the machine to wash the tank until the vinegar is completely eliminated Warm Tip 1. Please do not add water when it with hot water or add cold water into it immediately after using. The hot water cannot be mixed with the cold water! 2. Please use the steamer in UPRIGHT position. 3. Please screw the lid on tight. Device and accessories 1. Steam nozzle 2. Cover 3. ON/OFF button 4. Handle 5. Water level scale 6. Transparent tank 7. Body Soft bristle brush for dust removal and lint from clothes