... plastic 1)function•Sitch on/off the light by touching the sense key more than two seconds ... be changed when touch the key one time. •6 light colors for your choice; red ,blue ,green , ... orange ,pink ,and white. •Super-bright LED light ,no stroboflash. Energy conservation ,environmental protection ,durable,•Have high ... sample delivery and sample delivery fee is paid by buyers.7) about the sample :we have ...