1. POWER V8 Heating system. 2. Thermal recovery Low-carbon technologies. 3. 10 Safety protection system,Constant Temperature. A.: Features & Sales points: 1. Latest instant heating technology, POWER.V8 heating system is overall shape without jointing, no scaled and no leaking, high- thermal efficiency. Thermal efficiency can reach to 99.6%.2. Digital display, LED color screen, microcomputer ...