Purchased in January 2025. Includes warranty and instruction manual! The 12th stone was purchased separately. Please let me know if you need it! If not, I won't send it, so don't worry. [Indoor Sauna Heater] This is the sale of the HeatBOX sauna heater unit. By combining the 200V 18A 3.6KW compact & high-power heater with a sauna tent (sold separately), you can enjoy a full-fledged sauna at home. [Functionality] By placing sauna stones (10-15kg) on the heating element, you can enjoy a löyly experience. This product is made of corrosion-resistant stainless steel, features a timer function, and an automatic power-off function in case of tipping. It is rhombus PSE certified and designed for safe, long-term use. [How to Use] Simply connect to a 200V 20A outlet and turn the timer and thermostat switch. It has a handle for easy carrying. If you have any questions when installing it at home, please contact us via message. [Sauna Heater Specifications] AC200V (single-phase) 3600W 50/60Hz compatible Elber type outlet Heating element heater (stainless steel 840) Power cord 2PNCT 3-core Heat-resistant waterproof specification Cord length 5m [Temperature/Timer] 30℃～110℃ 0 minutes～180 minutes Rhombus PSE certified Waterproof performance IPX4 Automatic power-off when tipped ※1: If you do not have a 200V outlet installed, please consult an electrician. ※2: Please note that it cannot be used with EV outdoor outlets. ※3: If you plan to use an outdoor outlet, please contact us. https://mgc-sharefunn.shop/items/67a177dd835a670e975a72dd