Features: Small temperature display shower head with fast thermal response that automatically updates water temperature readings, ensuring precise adjustments for optimal comfort. No battery required. Constructed with 304 stainless steel connectors and IPX6 waterproof rating, this universal black shower head resists corrosion and remains clear in humid environments. Ideal for households, apartment complexes, and gym facilities for easy water temperature monitoring during showers. Track bathing water temperature fluctuations in real time, enhancing safety for children and elderly users in residential or commercial bathrooms. Compatible with most standard shower systems. This battery-free shower temperature monitor requires zero maintenance while delivering reliable performance. Specifications: Material: Stainless steel Size: Approximately 10.6 x 10.6 cm (4.2 x 4.2 inches) Battery: Not required Package Includes: 1 x Shower Temperature Display or 2 x Shower Temperature Display Note: 1. Please allow 1–2 cm measurement tolerance due to manual measurement. 2. Colors may vary slightly due to differences in monitor displays.