Description: Package Contents: 1 Receiving Part, 1 Transmiting Part, 2 Mounting Screws, 1 Type C Cable, 2 Cotton Bags, 1 Chinese and English Bilingual Instruction Manual.Features: The Liquid Level Meter has a backlight display for easy reading and features time functionality with options to switch between 12H/24H formats; it can display indoor temperature and tank temperature, and monitors water level height with an Bar Graph. When the water level is too high or too low, it also has an alarm function.Solar Powered and Waterproof: This Water Tank Liquid Depth Level Meter Transmiting Part is solar powered and IP65 waterproof to ensure durability even in harsh conditions.Material: Liquid Level Transducer Is made of premium material for long term use.4.3 Inch Display Screen: Large screen, measurement data is clear and easy to read. Specification: Receiving Part Indoor Temperature Range: 0C~50C/-32F~122F.Transmiting Part Water Tank Temperature Measurement Range: -40C~60C/-40F~140F.Water Level Measurement Range: 1~5m.Temperature Resolution: 0.1C Accuracy: 1C.Water Level Resolution: 0.01m Accuracy: 0.05m.Transmiting Distance: 100 meters in the open.Screen Size: 4.3 inches.Power Supply:Receiving Part: 3 AAA battery power supply (battery not included)/TYPE C cable power supply;Transmiting Part: 6 AAA 1.2V rechargeable battery/Solar Powered(battery is included). Size Chart: Transmiting Part: 6.8cmx10.9cmx16.7cm/2.68inchx4.29inchx6.57inchReceiving Part: 13.5cmx2.6cmx8.4cm/5.31inchx1.02inchx3.31inch Package Includes: 1 Receiving Part, 1 Transmiting Part, 2 Mounting Screws, 1 Type C Cable, 2 Cotton Bags, 1 Chinese and English Bilingual Instruction Manual. Note: Please allow slightly errors 1-2cm differences due to manual measurement.