USB Low-Voltage Heating Rod — Reliable, Precise Heat for Small Aquatic Habitats Why you need it Keeps drinking water and small habitats at a steady, safe temperature so pets stay healthy and comfortable. Low-voltage USB power provides flexible, convenient operation from USB adapters, power banks, or USB ports without bulky equipment. Automatic controls and compact size reduce monitoring time and simplify installation. Key benefits and features Precise temperature control: Set and maintain a target temperature between 18–34 °C for a stable environment your animals need. Automatic temperature retention: The unit actively holds the selected temperature to avoid harmful fluctuations. Built-in safety shut-off: If temperature rises above 36 °C the heater automatically turns off, giving you peace of mind when you’re away. Compact pocket design: Slim, space-saving form fits easily into tanks, sinks, turtle enclosures and other small setups without obstructing space. Broad compatibility: Designed for aquariums, turtle habitats and pet drinking water—easy to place where steady warmth is required. Performance and usability Simple USB power source makes it easy to power from common adapters or portable battery packs. Intuitive temperature setting and automatic control reduce the need for constant adjustments. Small footprint lets you position the heater discreetly while maintaining effective heat distribution for small volumes. Practical use scenarios Aquarium: Maintain a steady temperature for tropical fish in desktop or small home tanks. Turtle or reptile enclosure: Keep water areas comfortably warm for small turtles and similar pets. Pet drinking water: Ensure bowls or small containers stay at a comfortable drinking temperature during colder weather. What it solves Eliminates temperature swings that stress aquatic and semi-aquatic pets. Avoids complex installation and large equipment through a USB-powered, compact solution. Reduces worry with automatic shut-off at high temperatures. Note: Designed specifically for aquarium use, turtle habitats and pet drinking water applications. Follow basic safety and manufacturer instructions for submerged or near-water electrical devices.