Aquarium LED Light for Freshwater Fish and Low-Light Plants, Adjustable B Series from 20B to 120B

An aquarium LED light illuminates freshwater fish, shrimp and low-light plants with the B Series spectrum. Adjustable legs let a model span its stated tank-size range, making the line suitable for fish-only aquariums and low-tech planted tanks.

Documented models range from compact 20B lighting through 120B fixtures. Published output runs from 750 lumens for 20B to 3166 lumens for 120B, while the captured variants also include an 80B option whose detailed power and lumen values are not stated in the source description.

Key Features

• Freshwater spectrum supports vivid fish and shrimp viewing.
• Brightness suits fish-only tanks and low-light plant species.
• Adjustable legs accommodate a range of aquarium lengths.
• Documented color temperatures range from 6500–7050K, with 120B at 7500K.
• Seven captured B Series model variants cover compact through long tanks.

Specifications

• Product type: aquarium LED light
• Use: freshwater fish, shrimp and low-light planted aquariums
• Captured models: 20B II, 30B II, 45B II, 60B, 80B, 90B and 120B
• 20B: 20–25 cm tanks, 9 W, 750 lumens
• 30B: 30–36 cm tanks, 10 W, 820 lumens
• 45B: 45–52 cm tanks, 21 W, 1550 lumens
• 60B: 60–70 cm tanks, 30 W, 1900 lumens
• 90B: 90–110 cm tanks, 40 W, 2600 lumens
• 120B: 120–130 cm tanks, 42 W, 3166 lumens
• LED lifespan: 20,000–30,000 hours
• Maximum glass thickness: 10 mm; 120B metal legs fit panels up to 15 mm

Match the model to the aquarium length, glass thickness and lighting needs shown in the model table. Install the adjustable legs securely, keep electrical components dry and use a timer and photoperiod appropriate for the fish and plants.