With RM4 MINI, you can control your Home appliances with your mobile phone and support a variety of appliances such as TVs, set-top boxes, and air conditioners.Use with temperature and humidity external sensor to achieve IFTTT, open air conditioner when temperature risesFeatures:Ultra-compact size and affordable price Universal IR control for aircon, TV, audio, DVD player... Support Wi-Fi/3G/4G control One-button auto-match IR code Manual learning IR code 50,000+ IR codes on cloud Works with AlexaPlease note - Power adapter is excluded in the packaging.