Smart Dual Pump Automatic Watering System 20 Drip Emitters Kit For Garden Plants - BatteryElectric Powered 1. Dual-pump collaborative operation system: equipped with an independent dual-control water pump device, a single machine can irrigate 20-30 pots of plants simultaneously (the standard configuration includes 20 pots of components, which can be expanded as needed). The dual-channel design ensures uniform water distribution to meet the needs of multiple scenarios, such as balcony gardensgreenhouses. 2. Working cycle: 1-999 seconds fine control (about 16 minutes); interval cycle: 1-999 hours flexible setting (about 41 days), adapted to the water requirements of different categories such as succulentsfoliageflowers 3. Three power supply methods: --1. 4 AA batteries can be installed as the main power supply (in addition, when 2 or 3 is selected as the main power supply, this power supply method can be used as a backup power supply, and automatically switch to the backup power supply when the main power supply is powered off.) --2. USB power cord, standard USB power cord, can be connected to an external power bank, mobile phone charging head, etc, to power the device. --3. Power adapter, a standard AC100-240V power adapter, to provide a stable and sufficient current guarantee for the device. 4. The water-saving drip irrigation arrow design allows water to slowly penetrate into the soil through the drip arrow ditch, irrigating the roots of plants without hurting the plants and saving more water. Parameters: 1. Net weight of the main unit: 260g 2. Interface diameter: 4.8mm 3. Rated current: 720mA 4. Power: 7.2W 5. Maximum water pressure: greater than or equal to 30psi 6. Lift: greater than or equal to 2.5m 7. Dimensions: 9.7 x 8.5 x 8.5cm 8. Plastic material: ABS+PP, PC 9. Rated voltage: 5V 10. Battery model: 4 x AA 1.5V (not included) 11. Adapter: DC5V 1A DC002 3.51.3 12. Flow rate: 0.3- 0.8LPM 13. Working temperature: 0-50 degrees Celsius 14. Watering time: 0~999s 15. Interval time: 0~999h