Hi Zhuoyuting
The light he is using is currently Out of Stock already
he is using a Odyssea LED Beamworks 1 watt
now we are having the new model
Odyssea EVO Led 3 watts
Below is the link to the light
All White :
http://www.eastoceansg.com/odyssea-e...ant-p-823.html
Blue/White :
http://www.eastoceansg.com/odyssea-e...lue-p-832.html
Comparison:
EVO will be much brighter than Beamwork
Price is at the same.