Specification Material: ABS+PC Color: Black + Transparent Cover Light Source: LED RGB 3 x 1W Power Supply: 100V~240V 50~60Hz Beam Angle: 180 degrees Product Weight: 0.24kg Source Lifespan: Around 20,000 hours It is easy to carry because the 6 colors disco light is mini sized. And the 6colors disco light can illuminate a 100sq.ft of the room.The darker the surrounding environment, the better the lighting effect.It is suitable for all kinds of indoor party, which is the best party lights. Question 1: Why doesn't the remote control include a battery? Due to the limitations of logistics providers. (This can be purchased at a local store.) you want more, you can contact customer service. Question 2Can the lampshade and the lamp body be separated? The lampshade and the lamp body can be separated. When you receive the package and see them apart, please don't panic, this can be merged back. Package Include: 1X LED RGB Crystal Magic Ball Effect Lights with plug 1X IR remote(battery is not included) 1X User's manua(Available type of plug: US /EU standard)