- Color: White + Blue<br />- Plastic material<br />- 4-Mode: White light steady、 white light + blue light steady、 blue light steady、 blue light  <br />strobe <br />- Powered by 3 x LR44 batteries (included)<br />- Discharging time: about 8 hours (steady mode)、 12 hours (strobe mode)<br />- Tail-cap can be used as whistle<br />- With strap<br /><br />                                                                                                                                Dimensions: 7.48 in x 0.87 in x 0.87 in (19.0 cm x 2.2 cm x 2.2 cm)<br />Weight: 1.23 oz (35 g)<br /><br />