Electric built-in ceramic hob：With high quality black ceramic glass,Sensitive touch control,Child lock,Residual heat indicator,No pan limited,Automatic safety switch off,High heat protection,Long-working protection,Timer for each zone. Portable Camping Gas Stove：Picnics BBQ ，Adjustable heat control，Built in pressure sensitive safety device，Simple & safe automatic piezo electric ignition，Safety locking mechanism for gas canister Electric water heater： Electric leakage protection,Outage protection device,Prevent water backflow protection,Breakdown self check protection.,Super thick insulation layer.