Adjustable switch --- It can be adjusted to provide appropriate water according to different plant needs.
Easy to use --- just drill some holes at bottom of bottle or cut it and then a regulating valve that can adjust the speed of the flow, give didfferent amount of water for different plant and flowers.
Size --- Fit most below brand's bottle like Dr.pepper, Pepsi, Coca cola, Lipton, Deet Coke, Aqufina or other bottle that have 1.1inch inner diameter capsule.
Fits for use with --- vegetables, potted plants, houseplants, water plants day-to-day, patio plants, herbs, hanging baskets, desk pots, hanging plants, outdoor gardens, small tree, shrubs.lants, outdoor gardens, small tree, shrubs.
Enjoy your vacation with your family and leave your plants for me.