Check the listing for details. MAREY POWER PAK-PLUS 2.0 GPM Electric Tankless Water Heater - 4.4 kW 110-120Volt. Color: White, Condition: New. Listed at 349.99 USD. MAREY POWER PAK-PLUS 2.0 GPM Electric Tankless Water Heater - 4.4 kW 110-120Volt DESCRIPTION: The 110V MAREY Power Pak Plus tankless electric water heater provides an affordable, easy-to-install option for hot water that does not require a hot water tank. It is simple to install as it attaches directly to pipes. With its adjustable temperature & amperage knob, you can easily set up for 10 Amp, 20 Amp, 30 Amp or 40 Amp. The unit is designed in the USA, and it is perfect to heat water on its best performance MAREY recommends installing the unit with 30Amp or 40Amp as closer as possible to the point of use. It also has a water flow control knob. This unit provides 50F increase to a sink at 0.75GPM, and reaches 40F increase at 1.0GPM for lukewarm water output at the point of use. It is perfect to be installed under a sink. FEATURES: Compact design saves space and is easy to install almost anywhere Save up to 60% on electricity bills for water heating Provide endless hot water on demand and only as needed Unlimited hot water whenever is needed Unique design with four temperature level adjustments and water flow control Allows customer to regulate energy consumption, adapting the product to the home's electric capacity Significantly saves water, electricity, and space Designed in the USA Requires very little water pressure to activate, easy management and simple adjustments Filter on water inlet to avoid sediments from damaging the unit Meets ASTM F 891 specifications Installation: this product should be installed in accordance with j-m publication tr-407b, solvent weld pipe installation guide and tr-410a, "pressure pipe tapping guide Provides endless hot water but only when required Unique design with four temperature levels and water-flow control Saves up to 60% on the electricity bill