300W Aquarium Heater, Fish Tank Heater

• 【Durable and safe, with absolute protection】High‑performance metal heating wire wrapped by explosion‑proof quartz glass for reliable insulation & heat conduction. The outer protective cover blocks direct contact with fish to prevent scalds, delivering safe and even aquarium water heating.
• 【External Digital Display Temperature Controller】Separate digital control unit allows easy temperature adjustment without getting your hands wet. Dual‑screen real‑time shows actual water temperature and set temperature, clearly read the status at a glance.
• 【Multiple Safety Protection Mechanisms】Equipped with water‑off power‑off function, overheat protection and memory function. Automatically cuts power when heater leaves water or overheats; retains your preferred temperature setting after power interruption for worry‑free use.
• 【US Standard Plug Design】Designed for North American household power supply. Simple plug‑and‑play installation, suitable for most freshwater and saltwater aquariums. The protective shell features hollow flow‑through structure to improve heating efficiency.
• 【User‑Friendly Operation】Up & down buttons on control panel for quick temperature setting. LED indicator lights show working status. Compact heater body saves aquarium interior space, ideal for fish & turtle tank heating.

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