Lucky Flame electric water heaters are designed for superior temperature retention with a double-walled stainless steel structure that prevents heat from escaping, ensuring safety when touched. - Name: LUCKY FLAME Boiler Stainless Steel 2 layers 20 Lite EWB-2620-ST - Brand: LUCKY FLAME - Unit Amount: 1 unit(s) How to Preserve: Store in a cool, dry place away from direct sunlight.