LCD screen Dimensions: 48 x 28.6 x 15.2mm (may vary slightly due to manual measurement) LCD screen size: 35.7 x 16.8mm (may vary slightly due to manual measurement) Weight: 35 grams (including battery) Humidity display Humidity measuring range: 10% to 99% RH Humidity display resolution: 1% Humidity sampling period: 10 seconds Humidity measurement accuracy: 5% Rated voltage: DC 1.5V (2 AG13 button batteries) Temperature measurement range: -50C to 70C Temperature measurement accuracy: 1C at normal room temperature Temperature display resolution: 0.1C Battery installation: Remove the battery compartment cover by sliding it in the direction of the arrow. Insert two LR44 button batteries into the compartment. Product features: This LCD digital thermometer and hygrometer comes with a 1.5-meter probe, designed for measuring temperature and humidity in specific environments. Ideal for use in aquariums, poultry enclosures, reptile habitats, incubators, and greenhouses. Color: Black Operating voltage: 1.5V Power source: 2 LR44 button batteries (included) Package includes: 1 x Digital Hygrometer Thermometer Note: - Product dimensions are measured manually; slight variations may occur. - Display settings and lighting may cause slight color differences compared to the actual product.