Time saving kit allows the user to determine if the plant soil needs more watering or is wet enough. Features IC circuitry and two bright LEDs. Green LED indicates ample moisture, red LED indicates more water is needed. Kit comes with simple moisture probe and has trimmer control to adjust kit to a "standard" of moisture content. Helps prevent over-watering or under-watering of plants, gardens, etc. Operates on 9V battery (not included). Size of board: 2" x 1.6". Complete with all parts, PC board and instructions. Skill Level 1.