LONG MEASURING DISTANCE: 10 cm to 4 m (4 to 157 inches) from the sensor, suitable for various tanks. POWER ADAPTER: Input: 100–240 V AC; Output: 5 V DC. WIFI SIGNAL: The sensor connects to a router for 2.4 GHz Wi-Fi signal. Wi-Fi range is up to 30 m in open space. WATERPROOF RATING: IP65. REMOTE TANK MONITORING: Check tank level from your smartphone anytime, anywhere—no need to manually inspect the tank. FULL AND LOW LEVEL ALERTS: Receive notifications when the tank reaches preset full or low levels. Adjustable alarm thresholds via app. MULTI-TANK MONITORING: One app supports up to 10 sensors for monitoring multiple tanks. APPLICATION: Water or oil tanks. USAGE: Home automation system. OPERATING TEMPERATURE: –20 °C to 70 °C. COMPATIBLE OPERATING SYSTEMS: Android and iOS. APP: Tuya. MEASURING RANGE: 0.1 m to 4.0 m. POWER SUPPLY: 100–240 V AC to 5 V DC. WIRELESS MODE: Wi-Fi (2.4 GHz). PLUG TYPE: EU plug — compatible with Indonesia, Germany, France, Spain, Italy, and other EU-standard countries. COLOR: Orange. MATERIAL: Plastic. PACKAGE CONTENTS: 1 x Liquid Level Monitor. NOTE: Color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.