Luggage and bags: If you come to Ecuador you will need light bags, prefarable Back Pack. Ecuador as many places to see so you will have to do some traveling, and the best way to do that would be with a light bag or backpack
Clothing/Shoes/Weather Gear: If your planing to stay to the cost, bring warm clothes, but if want to do Andeas also, you must bring close for temperature as low as 2 degree.
Comfortable walking shoes are recomended. Check the raining season before you come, you might need an umbrella.
Toiletries and Medical Supplies: Bring sun screen, the sun over here is very dangerous, mosquito lotion.
Imodiom(diaharea), pepto bismol are good and handy.
Photo Equipment: Battery are fairly cheap, but you better come with lots of films, does are a litle expensive here.
Camping/Beach/Outdoor Gear: A towel is always a good idea to carry one.
Luggage and bags: Guayaquil is hot and not the same of the highlands. You must wear tropical clothes and sometimes you even must use sun block (Copertone). Comfortable shoes, sunglasses, hut if you want and of course in a city tour your camera. They are a lot of big surprises around…
Don’t use gold things because they are not necessary and also have a map with you always. The maps you can get at your hotel of at the Tourist Information for free. But, if you find it at some corner, get it…