【Flexibility】 You can install these lights anywhere and in any position. They give off very little heat, so you can hang them close, allowing you to grow in tiny spaces. 【Efficient Lighting】 0.5M 30LEDs/1M 60LEDs/2M 120LEDs/3M 180LEDs, waterproof and non-waterproof LED strip ligh, pink purple(610nm-720nm) and ice blue(445nm ~ 465nm) light color, blue light help plants grow,enhance the chloroplasts of activities to promote plant photosynthesis.