1) Aluminum alloy housing with knurling on the body and tail
2) Portable and compact design
3) Product size and weight: 30 dia.(head) X 27 dia.(body)X 103 (long) mm, 74g (not including the batteries)
4) 3 x AAA batteries (not included)
5) 1W high-power LED, 20-30 lumen
6) Long life and power save
7) On-off push-button locked switch in the tail