Description
xOverview: compact heat, confident control
The hygger Mini Glass Aquarium Heater is a compact 100W submersible heater purpose-built for small aquariums from 6.5 to 13 gallons. Its glass body, quartz guard, and protective housing combine durability with a slim footprint, making it a practical addition to betta setups, turtle habitats, and other small tanks. Its unobtrusive design helps you preserve your tank’s aesthetic while keeping essential warmth within reach.
A digital LED display gives you a clear readout of water temperature, and you can dial in the exact target temperature. The heater is designed for easy, hands-free adjustment, so you can focus on observing your aquatic residents rather than fiddling with controls. The heater heats to the pre-set point and then automatically shuts off, offering a steady approach to warmth without constant cycling.
Safety, reliability, and tank compatibility
Key safety features include Run Dry Protection, which shuts the unit off if the water level falls, and a robust protective guard that minimizes direct contact with the heating element. The combination of quartz glass and waterproof seals helps keep the heating element protected in everyday tank setups, providing peace of mind for daily feeding, maintenance, and routine tank checks.
Designed for 110–120V homes and dorms, this heater is ideal for small tanks such as betta bowls, shrimp habitats, and turtle environments where compact, dependable heat is beneficial. Its adjustable range (63 to 94 °F) accommodates a variety of species or life stages, and its compact form makes it easy to position along the tank edge without obstructing other equipment.
What you gain with this heater
- Precise temperature control within a narrow range for steady warmth
- External LED display that lets you adjust settings without wetting hands
- Durable protective guard and quartz glass construction for safer tank handling
- Fully submersible design with automatic shut-off at the setpoint
- Run Dry Protection to guard against low water levels and potential damage
- Well-suited for small tanks: 6.5–13 gallons, including betta and turtle setups
- Compact footprint fits along tank walls without crowding decor or filtration
- Quiet operation supports a calm, home-friendly aquarium environment
- Easy to monitor in everyday environments like bedrooms and offices
- Consistent performance for dependable, adjustable warmth without overdoing it
Note: Results may vary with tank layout, species, and ambient conditions. This heater is designed to provide reliable warmth in appropriate small tanks, with no guarantees about specific outcomes.
FAQ
Q: Is this heater suitable for 6.5–13 gallon tanks?
A: Yes, it’s designed for 6.5–13 gallon tanks and includes Run Dry Protection and a protective guard.
Q: How does the temperature control work?
A: An external LED display lets you set the target temperature; the heater heats to the setpoint and auto shut-offs.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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