<p>iSiLER LED Glow Stick is battery-powered and boasts 15 brilliant colors. With a visible range of over 500 meters on a clear night, you could take it to any concert or celebration, or use it as a warning light outdoors. <br> <br> <b>15 Colors That Will Light up Your Life</b><br> Are traditional glow sticks too dull? Are you sick of having to throw them away after a concert? If so, why not try the iSiLER LED Glow Stick, and discover the freedom to choose whichever color suits the mood. <br> <br> <b>Easy to Operate</b><br> To turn on the light: Press the left button (grooved button) or right button. <br> To turn off the light: Hold the left or right button for about 3 seconds. <br> To change colors: Press the left button to move to the next color and the right button to go back to the previous color. <br> To enter color changing mode: Press the right button when the light is off. When the unit turns on, the light will begin as red. <br>Color order: Red, green, blue, pink, white, yellow, light blue, light green, purple, orange, light pink, aqua blue, light yellow, dark green and light red. <br> <br> <b>Environmentally Friendly</b><br> TThe glow stick is powered by 3 AAA batteries and can be used for up to 12 hours. It is more environmentally friendly and practical than traditional single-use glow sticks that use hazardous fluorescent materials. <br> <br> <b>Specifications</b><br> Material: ABS/PS<br> Light source: 3 W 5050 LED<br> Working time: Approx. 4-12 hours (depends on glowing mode and actual use) <br> Size: 35 mm x 250 mm<br> Visible range on clear nights: ≥500 m<br> Weight: Approx. 77 g (with batteries) <br> <br> <b>Package Contents</b><br> 1 x iSiLER LED Glow Stick<br> 1 x Strap<br> 3 x AAA Battery<br> 1 x User Manual</p>