26" Tall Stainless Steel Select-A-Color Solar Bubble Tube Garden Stake. Select and fix the LED as your favorite color: red, blue, white, green, or rotating colors, or set the light to change automatically to a different color every day. The LED light makes the bubble tube glow from top to bottom! Auto-On at night/ off at dawn. With built-in automatic photocell control. (Packaging may state that 2 batteries are required, but this is a misprint, only 1 battery is required for this stake)