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SPECIFICATIONS
Model Number: H4500
Humidifying Mode: Combination
Power Supply: 120V 60Hz
Power Consumption: 140W
Maximum Humidity Capacity: High Mist - 1.4 gallons/24 hours; Low Mist - 0.5 gallons/24 hours
Tank Capacity: 2.4 gallons (9.08 liters)
Successive Humidity Hours: Up to approximately 120 hours depending on environmental conditions
Dimensions: Width - 11 in/ 27.94cm; Length - 14.75 in/37.47cm; Height - 11.75 in/29.85cm
Weight: 8.32 lbs/ 3.78 kg (not including packaging)
Warm or Cold Humidification Selection
Select humidifying temperature based on need. Warm humidity will use more power but will humidify your room quicker.
NOTE: It may take
TEST: To test if the warm mist is functioning properly, place the unit in a 200 square foot room or smaller and close the door. Allow the unit to run for approximately 30 minutes or more. Reenter the room - if unit is functioning properly - the room will feel moderately warmer.
PARTS
Tank Lid
Night Lamp
Power 
Plug
Humidity
Dial
Mode
Dial
Spray Spout
Handle
Tank
Spout Guide
Blast Port
Body
TEST: Another way to check if the unit is functioning properly is by feeling along the base of the unit. The base should feel warm to the touch.
Water Shortage Indicator
When the unit is low on water the Refill LED on the front panel will light up, and the unit will shut off. Simply add more water to continue use. Unit will automatically resume running when water tank has been refilled.
Humidity Adjustment
The humidity volume may be adjusted based on need by using the adjustment knob on the front panel.
Silver Clean Technology
Unlike other humidifiers that grow slimy mold and mildew, the pureguardianTM Ultrasonic Humidifiers use Silver CleanTM technology embedded in the tank to fight the growth of mildew and mold on the surface of the water tank.