... battey, the installation is easy. Product Name: LED strips with USB interface for fish tankItem No.: YZG-JJCR SeriesMain Material: ... + 2 CR2025 button cell + USB connector) + Connect wireLED Type: SMD0805, SMD0603 etc.LED Color Available: Red, Green, Blue, White, Yellow, ... 11cm...etc, can be customized.♦ LED Light Color Available: Red/Orange/Green/Blue/White/Yellow/Pink/Multicolor.♦ LED Flashing Modes ...