n / a txt fan glow stick, with bluetooth, bluetooth app connection, color dimmable n / a txt light stick<br> <br> material: abs+ps<br> volume: about 25.0 cm * 15.0 cm * 10.0 cm<br> weight: 0.36 kg<br> packing: outer box, light stick, shoulder strap, dust bag, card, instruction manual<br>