??Safety and Intelligence: JHiveGym tankless water heater adopts a safe, beautiful, durable, intelligent, ultra-thin and smooth appearance design, which is beautiful and elegant, with simple and direct LCD digital display, intelligent self-inspection, and automatic inspection of working status and performance to ensure safety.giving you the perfect experience of comfort and relaxation. ??Energy Saving: Electric water heater adopts frequency conversion design, which automatically adjusts the power input according to the flow and temperature settings. When the water flow is reduced, the system will consume the least electricity, effectively reducing energy waste, No preheating is required to avoid heat loss during long-term preheating. Save both energy and time. ??Safe and Reliable: The instant hot water heater has a memory function or an automatic alarm function when the power supply position and failure occur. IPX24 waterproof, leakage protection, dry-burning protection, automatic power-off in over-temperature and inactive states.Setting withstand 1500V insulation protection.Intelligent memory function, avoid repeated operation.Setting inside or outside Electric Leakage Proof Valve", double protection to makesecure. ??Convenience: Multiple gear options, digital display gear and water temperature, easy to adjust, meet seasonal needs, no need to store water, no need to heat or keep warm in advance, hot water can be used as soon as it is turned on, no need to wait,Tankless water heater can keep water out of the water within 24 hours, Energy saving and environmental protection. ??Space Saving: This water heater has a compact appearance, which is very convenient to install in the bathroom, kitchen and under the sink, etc. where it is needed in the home, it is very suitable for every corner of your home, no need to occupy an area, enjoy hot water at any time. Make sure it's the right size for you: 4.5KW at 110V, product measures 7.5" x 2.5" x 11".