1.Cold plate coated panel,cold plate coated back cover.                                                
2. Summer& winter switch                             
3.Gas Type: LPG/N.G                                                         
4.75℃ Temperature controler.                                                          
5. Automatic ignition at low water pressure
6. Over water pressureprotection
7. Anti-dry burning protection
8. High sensitive IC flame sensor
9. Flame failure safely device                                
10. Anti-frozen device
11. 20 minute inbuilt timer