✓ Quartz glass material is shatterproof and acidproof, making it suitable for prolonged use in marine water and fresh water.
✓ Built-in thermostat to automatically control the water temperature at the desired value
✓ Temperature difference within ±1℃/±2ºF
✓ 20℃-35℃（68℉-94℉） adjustable heating temperature
✓ Over-temperature protection
✓ ℃/℉ Selection
✔ Double-row bracket with 4 suction cups for a more stable installation
✔ Soft silicone protective covers at both ends, no harm to your pet fish