There is a huge variety of accommodation for every budget in Koh Tao. The most developed and popular areas are Sairee, Mae Haad & Chalok Baan Kao. Room qualities range from basic huts, boutique hotels and beach resorts to luxury villas with all western amenities. The average fan bungalow with a shower/toilet inside will start from 400 Baht daily, air-con rooms with tv & hot water are from 1.500 Baht up. Most resorts supply 24hr electricity, but some remote bungalows still use their own generators,which may be shut off at certain times, if that's not convenient for you, better double check before booking