Vevor 36-Device Mobile Charging Cart Fits Laptops/Tablets up to 15.6" Lockable with Surge Protection New Microbial/UV The only on-going maintenance items

The only on-going maintenance items are changing blades once a year and a battery every 4 - 5 years

With powerful dual motors and a large battery capacity

Removable seed catcher

it’s tough enough for any adventure

Vevor 36-Device Mobile Charging Cart Fits Laptops/Tablets up to 15.6" Lockable with Surge Protection New Microbial/UV The only on-going maintenance itemsThe Vevor mobile charging cart holds and charges up to 36 laptops or tablets (up to 15. 6") with built in surge protection and ventilated panels for safe, efficient charging. A lockable design ensures device security, while a built in power strip and cable organizers keep everything neat. Smooth rolling wheels with locking casters provide stable, easy mobility, making it ideal for classrooms, offices, hospitals, and more.