Plant Watering Spikes: Made of ABS plastic,e-co friendly and durable.
Adjustable Watering Spike: The control valve witch can control the water value lower to 0-60s/1 drip,and take care your plant by setting days.
Watering bulbs Fit most bottles: Dr.pepper,Pepsi,coca cola,Lipton,Deet Coke,Aqufina or other bottle that have 1.1inch inner diameter capsule.
Keep your plants safe: Self-watering system will not be blocked by mud,will not flooded flower box. Easy to use.
Multiple Use: Perfect for your vegetables,indoor outdoor garden,water plants day-to-day,potted plants, houseplants,herbs,patio plants, hanging baskets?desk potshanging plants ,small tree,shrubs.