First, the technical parameters: 1. Working voltage of 220V (+ - 10%) 2. Operating Current 0.05-10A 3. communications frequencies 433mhz 4. Operating temperature range -5-45 ℃ 5. Size 86 * 86 * 33mm 6. Switching cycles> 50000 Second, the technical characteristics: 1. Communication distance> 30M, remote phone operation, wall technique 2. Maximum power products for the 2200W, please check electrical equipment before using the power of three, outline the morning, gently a button, you can get rid of fumes plagued vinegar sauce, no longer need to breakfast and troubles, this product can be remote handset control, easily switch between rice cookers, electric fans, televisions, set-top boxes and other equipment of