DENEST 1.5KW Instant Point of Use Hot Water Heater For RV Trailer Bathroom Under Sink

1. When used for the first time, please fill the water first and then power it later. 2. For your safety, please properly connect the ground wire and do not use a mobile socket. 3. Please note it is strictly forbidden to plug the outlet of a one-way relief valve, and the additional pressure is greater when the inner tank is heated by thermal expansion. At 0.75 mpa, the one-way safety valve will automatically drip and release pressure to ensure safety. 4. The connection pipe of the water supply pipe and water heater must be all metal tubes. not plastic. 5. When not in use for a long time (over 24 hours), please turn off the water supply and disconnect the power supply.