If you're a bit rubbish at keeping an eye on your house plants cries for a drink, then this funky flower shaped LED moisture meter is the gadget for you. Simply stake into the soil & when the roots of your plant are nice & hydrated the little flower will light with a green flashing LED every 30 minutes, but as it starts to dry out & get thirsty, the flower with flash with a red LED every 15 seconds, alerting you to give your poor plant a drink! These are also great if you're relying on friends, dopey teens, or plant shy neighbours, to temporarily care for your home whilst away. There is also a moisture test button, to get an instant result on the plants hydration level. Flashes green every 30 minutes until it needs watering. Flashes red every 15 seconds when the plant is thirsty Requires 1 x AAA battery