This item will be shipped out to you without battery.
** The outer case is just for protecting goods. (scratches and discoloration on the case cannot be the reason for exchanging or returning)
** 大小 : 90x90x235 (mm)
** Components : Light Stick / Straps / Out box / User Manual
** Power specification : 3 Alkaline AAA Batteries (★NOT INCLUDED★)
** Working : 5 hours (Your own battery's lifespan will vary depending on how you use your device.)