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🔥 HOT DEAL
Hydor Betta Bowl Slim Fish Tank Heater, 15-watt, measures 3 3/16 x 6 1/8 inches oval, black; For tanks 5-10 gallons
✅ In stock
⭐ Lowest price we've tracked
📉 Price recently dropped
S
Grade
Analysis Confidence
90%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 29, 2026 2:45 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💎 All-Time Low!- 💎Verdict: All-Time Low!. Buy now — this is as cheap as it has ever been.
- 💰The current price is 73% below what this product typically costs — a notable saving over its usual going rate.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- 📈Pricing has been trending lower — momentum that adds further appeal to this deal.
How We Scored This Deal
Price Competitiveness
28/28
Recent Value
22/22
Market Standing
10/20
Deal Strength
20/20
Momentum
10/10
📝 Product Overview
🏪 Sold by
Amazon.com
🚚 Shipping
Free Shipping
Product Details
✓The Slim heater will increase the water temperature of mini aquariums up to 10 gallons by a few degrees compared to the ambient room temperature. The Slim heater can be used in glass, acrylic, plastic fish bowls and aquariums. Safe to use under gravel. Please note, Slim heaters are not suitable to be used in environments without water
✓Extra small slim fish tank heater 150 is a great choice for Betta fish and for fish tanks 5 to 10 gallons, measures 6.1L x 3.2 inches, 15 watt; Plug and Play universal fish tank heater; No temperature to set; slim heater provides warmth for betta fish without taking up much room
✓Heater can easily be placed submerged in water or even under the tank gravel; The 90 degree angle makes this great for Betta acquariums; Safe to use in glass, plastic and acrylic fish tanks
✓Plug & play universal fish tank heater, the slim fish tank heater can be used in both fresh or saltwater environments
✓Easy to hide fish tank heater is ideal to use for betta fish, gold fish and glow fish
⚙️ Specifications
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$17.52
$13.99
$12.99
1 to 2.5 gallons
2 to 5 gallons
2 to 5 gallons
5 to 10 gallons
⁓ 5 to 10 ℉
⁓ 5 to 10 ℉
✓
✓
3.5 inches round
3.5 inches round
2 7/16 wide and 5 7/16 inches tall
3 3/16 wide and 6 1/8 inches tall
6 feet
6 feet
