Features: Ensure a stable fishtanks environment with the Aquariums Underwater Thermometers, with high precise temperature measurement and error margin of just ±1℉. Equipped with a sensitive Sensors chip, this Thermometers accurately detects even 1 degree changes, providing real time monitoring through a clear LCD display, all within a waterproof design for longlasting underwater use. Great for Aquariums enthusiasts, home fish owner, and professional Aquariums managers searching great tool to maintain better conditions for their fish life. Perfectly for various type of aquariums, from small home tanks to large public aquariums, ensuring precise temperature control across diverse setting. With its stable ABS construction, this Thermometers is great accessory in your pet supply, help you embracing Fishtanks tranquilities while guarding the health of your fish. Specifications: Product Size: Approx. 4.5x2cm/1.77x0.78inch Component: ABS Depth of Water Resistance: Approx. 30cm/11.81inch Package Includes: 1PC Aquariums Thermometers note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item.