The 8L tankless water heater is the original and best-selling water heater on the market today! Instant hot water preparation, no power connection required. The simple design makes the instantaneous water heater easy to use and install, and it looks harmonious in work or living spaces. Three-Knob-control operation. Anti-rust case, high-temperature resistant copper water devices, The fire is uniform and smooth, long service life, fully enclosed combustion chamber, stable combustion. With the digital temperature display you can monitor the temperature of the outlet water in real time.