The HC150 Humidifier with Ambient Tracking technology offers CPAP users the benefit of heated humidification. The HC150 Humidifier provides heated humidification to CPAP therapy preventing congestion, nasal dryness, and overall discomfort. The Ambient Tracking technology tracks room temperature and adjusts the heater plate accordingly and it minimizes condensation buildup so the user can enjoy a comfortable level of humidity throughout the night.