※ Winter/Summer Switch, Save energy
※  Flame Failure Device.
※  Gas & Water linkage Valve
※  Anti-dry combustion device.
※  Over-pressure Protect device.
※  20 min timer safety device
※  Anti-Freezing protect device.
※  Anti-Wind back protect device
※  Electricity Leakage protect device in Force exhaust model
※  Cut-off protect device in Force exhaust model
※  Suitable for LPG or NG.
※  Free hand shower.
※  There is water pressure,there is hot water.
※  Different color optional.