Check out these excellent resources for DEVICE CHARGING available from DPS
iPad/Tablet Charging Cart (MCC10)
Secure iPad/tablet charge cart holds 30 iPad's or tablets, charge only
Tech Tub2® Trolley with UV Tub (FTT1100)
charges 10 devices, sanitize 1 item at a time
Apple Certified Lightning to USB Sync & Charge Cable (C-UA/LTN)
For reliable syncing and charging, Kramer’s C–UA/LTN cable is built using high–quality materials with durable construction for maximum flexibility.