Keep aquarium temperature stable with accurate, easy-to-read monitoring that fits any setup. Key benefits Reliable, continuous accuracy: High-precision sensor gives dependable temperature readings so you can protect fish, corals, and plants from harmful swings. Long-lasting, rechargeable power: Built-in 5V battery charges via modern USB-C and delivers up to 45 days of readings per charge, reducing battery changes and maintenance. Simple, fast checks with a streamlined wireless design: Wireless handling with a 30-second automatic circuit lets you get a quick temperature reading by light finger pressure without cluttering the tank area. Clear visibility in any light: Large digital display with automatic night lighting provides clear temperature readouts in direct sunlight and in dark rooms. What makes it different Designed to blend into aquarium environments while remaining highly functional: the streamlined wireless form avoids visual clutter and mounts or sits unobtrusively in freshwater or marine setups. Practical usability: instant fingertip checks, automatic active-read mode, and long battery life make daily monitoring effortless and reliable. Readable anywhere: the exposure-independent display keeps numbers visible whether the tank is brightly lit or near dark. Compatibility and performance Function: continuous temperature monitoring with quick manual checks. Power: rechargeable via USB-C, 5V battery; up to 45 days per full charge. Interface: large digital display with automatic night lighting for consistent readability. Use environments: suitable for any aquarium environment, including freshwater, planted, and marine/reef systems. Use scenarios Daily aquarium maintenance: quickly verify tank temperature during routine water checks or before feeding to ensure conditions remain stable. Sensitive systems such as reef or breeding tanks: maintain narrow temperature ranges with a precise sensor and visible readout both day and night. Remote or low-maintenance setups: long battery life and USB-C recharging let you leave the monitor in place for weeks between charges. Concise specifications Sensor: high-precision temperature sensor for constant accuracy Power: rechargeable 5V battery, USB-C charging Battery life: up to 45 days per charge Operation: wireless handling with 30-second automatic circuit and fingertip activation Display: large digital readout with automatic night lighting Environment: designed to adapt to any aquarium environment and minimize visual impact What you gain Faster, more confident decision-making about heaters and chillers Less time changing batteries or replacing devices Clear temperature information day or night, without distracting your aquascape This device provides dependable temperature monitoring and easy, unobtrusive operation for aquarists who need accurate readings, long battery life, and a clear display in any light condition.