High Sensitivity Capacitive Sensor: Features an operating voltage range of 3.3 - 5.5V DC and an analog output of 0 - 3.0V DC. With a simple PH2.54-3P interface, it guarantees precise moisture detection to optimal watering for your plants and flowers. Efficient Mini Water Pump: This submersible pump operates on DC 3V or 4.5V with a no-load water discharge capacity of 100L/ Its low load rated current of 0.18A makes it perfect for aquariums, fish tanks, and hydroponic systems, providing dependable and quiet operation. Reliable 1 Channel 5V Relay Module: Capable of handling maximum loads up to AC 250V/10A or DC 30V/10A. It includes a green power indicator and a red relay status indicator, ensuring operational clarity and safety in managing power . Comprehensive Automatic Irrigation Solution: Equipped with a pump, vinyl tubing, and advanced sensors, this DIY kit autonomously waters your plants by accurately monitoring soil moisture levels. Versatile Usage and Easy Installation: The submersible pump is suitable for small-sized aquariums, tabletop fountains, water gardens, and hydroponic setups., Weight: 0.52690480618 Pounds, Manufacturer: Tuidzljd