USB Mini Submersible Aquarium Heater

Keep your small aquarium at the perfect temperature with this compact, USB-powered submersible heater. Designed for desktop tanks and small setups, it offers reliable heating with adjustable temperature control. Adjustable temperature range from 18°C to 34°C (64°F–93°F) USB-powered for flexible placement with any 5V 2A charger or power bank Compact thumb-sized design, ideal for tanks up to 2 liters Durable submersible construction suitable for both freshwater and saltwater environments Includes