Shoe storage box with large internal size ( 10.4 x 13.2 x 8.1 inch ) that fits any kind of shoes up to US size 12 and high-top sneakers Shoe storage box with 3 LEDs inside. Long service life with 20,000 hours. 3 switch modes: acoustic control mode, stay-on mode and stay-off mode Acoustic control mode: Lighting up by clapping or snapping your finger ( with volume over 60 decibels), turning off automatically after one minute Connect up to 40 boxes with only 1 adapter Firm enough to support static load with 25 KG maximum. Create you own shoes wall with Stackable shoe storage box