Used Allgu Super Strong Underwater Fish Attracting Light, 2-Color Switching, USB Type-A Powered

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I purchased this new because I really wanted to test its fishing results.
I have only used it once.
There are no problems with its operation.

Allgu Super Strong Fishing Light 15W 2520 Lumens USB TYPE-A Powered, Connectable to Mobile Battery, High Durability, Crack Resistant, Fishing Light IP68

Finish Type: PC (Polycarbonate) & Epoxy Resin
Base Material: Plastic
Product Dimensions: 5.2 D x 5.4 W x 8.5 H cm
Product Weight: 312 Grams
Lamp Type: LED
Shade Color: Green

[Super Strength with Epoxy-Filled Core - Super Powerful Fishing Light] Realized functionality born from on-site thinking!! Works in both freshwater and saltwater, powerfully attracting horse mackerel, sardines, cutlassfish, squid, and more. The LED core is manufactured using an epoxy filling method. Because the core is solid, it will not crack even if dropped or hit by obstacles underwater. Passed a 5m drop test and a 20kg hanging test!!
[Easy Power Anywhere] Powered by USB TYPE-A, you can easily secure a power source by connecting it to a mobile battery or similar device. (Usage estimate: approximately 8 hours with a 20000mAh battery)
[Compact Design Resists Currents] With 72 LEDs on the sides, 6 on the top, and 6 on the bottom, it illuminates 360° with no blind spots! A weight can be attached to the bottom of the light, making it easy to use even on days with strong currents or waves.
[LED Specifications] ■ Light Source Modes: I White / II Green ■ LED Performance: 2520lm total for single color ■ 42 x Green 2835 LEDs ■ 42 x White 2835 LEDs ■ Green LED Color Temperature: 520-525k ■ White LED Color Temperature: 6000k (near sunlight) ■ LED Lifespan: Approx. 40,000 hours
[Product Specifications] ■ Rated Power: 15W ■ Power Interface: USB Type-A ■ Input Voltage: 5V USB ■ Core Material: Outer shell polycarbonate + epoxy resin filling ■ Waterproof Standard: IP68 ■ Cable Length: 7m ■ Size: 52 x 54 x 85mm ■ Weight: 312g ※ Due to the manufacturing method, air bubbles may remain in the core, but this does not affect quality.