On the first order one was broken, and on the second - none. Use these to retrofit existing aquarium bookshelves (custom size covers) along with a 12V LED power supply and a set of 2.1 x 5.5mm DC pigtail sockets. I simply cut out the inner plastic part of the hood and attached the bulbs with zip ties. I've had it for over a month and the aquarium plants seem fine. I used two 6 gallon bulbs and 4 30 gallon bulbs. Other parts used: HDVDβ’ New 10pack 10" (30cm) 2.1 x 5.5mm DC Power Pigtail Female LE Power Adapter, Transformers, 12V LED Strip Power Supply, 6A max, 72W max, US Plug
Mini pump Xiaomi Mijia Electric Pump 1S, plastic, black
55 Review
Vacuum cleaner TEQQO Aquastick 3 in 1 Power, grey/turquoise
26 Review
Greenpro Micranthemum Monte Carlo: Live Large Pearl Grass Aquatic Plant In Tissue Culture Cup For Freshwater Fish Tanks And Aquariums
49 Review
π U-BCOO Aquarium Gravel Cleaner Fish Tank: Manual Siphon for Efficient Filter Gravel Cleaning and Water Change in Tanks
22 Review