LCD display use for water heater 1. Approval: ISO9001:2008 2. IPC-A-160 standard 3. 2-year quality warranty 4. UL, CE mark Product ... Description 1, control power of 12 Kw; 2, real-time display of water temperature; 3, shows Celsius and Fahrenheit temperature; 4,24 ... pcb assemblies service.1Layer1-12 layer2MaterialFR-1,FR-2,FR-4,CEM-1,CEM-3,Hight TG,FR4 Halogen Free,3Board thickness0 ...