USB Mini Aquarium Heater 26°C Constant Temperature

USB Mini Aquarium Heating Rod for Small Fish Tank 26°C Constant Temperature is a compact, submersible heater designed for small tanks. It operates on a 5V USB power supply and does not feature an LED display.

Key features

• Automatic constant temperature and high temperature protection.
• USB plug can connect to phone chargers or power banks.
• Maintains 26°C constant temperature with a red indicator during heating and a green indicator when the target is reached.
• Quartz explosion-proof material for safety.
• Small size: 52 mm long heating rod.
• Water level as low as 2 cm; suitable for about 2 L water capacity.
• Suitable for fresh water, seawater tanks, and pet water dispensers.

Usage and care

• Use a 5V 2A charger as power supply; insufficient current may prevent heating.
• USB plug can be connected to a charger or power bank.
• Two heating rods can be used in one tank to increase heating capacity; for example, two rods in a 4 L tank.
• However, only one heating rod should be used at a time when a charger or power bank has multiple USB ports, otherwise heating failure or poor heating effect may occur.