Neo DN20 Smart WiFi water valve with water-flow metering

Product details

General specs

• Brand: Neo
• Model: DN20
• Seller: Banggood
• ID: 2022219
• Brand: NEO
• Display: LCD screen; supports display of real-time flow rate and flow data.
• Power Input: DC 5 V, 2 A
• Model Number: DN20
• Product Type: Smart WiFi water valve with water-flow metering
• Backup Battery: Built-in rechargeable Ni-MH battery; capacity stated as 2600 mAh. Backup battery description also states “AA 1 2v x 3pcs.”
• Control Methods: Supports local switch control, APP remote control of the valve switch, and Bluetooth control when disconnected from the network.
• Working humidity: 1–95 RH
• Bluetooth Version: Bluetooth 5.0
• Waterproof Rating: IP66
• Wireless Distance: 45 meters
• Wireless Standard: IEEE 802.11 b/g/n and IEEE 802.11a/11n/11ac
• Wireless Frequency: 2.412–2.483 GHz and 5.18–5.85 GHz
• Working temperature: 1–60 °C (34–140 °F)
• Copper tube diameter: DN20
• Backup-mode operation: Backup battery requires external power to activate internal power. When external power is disconnected, WiFi automatically turns off and APP remote control is unavailable; valve open/close control is available locally.
• Valve open/close time: 12 seconds
• Operating Water Pressure: 0.1–3 MPa
• Device sharing and linkage: Supports device linkage and sharing; multiple people can view.
• Water-consumption functions: Supports flow statistics and viewing total water consumption; supports switching units among gal, m³, and L.
• Flow-rate reporting accuracy: 0.1 gal/min
• Water-flow reporting accuracy: 0.1 gal
• First listed by seller: October 20, 2026