The Zebra CRDUNIV-RFD8500-1R 3-Slot Charging Cradle. This charger is versatile, designed for use with the Zebra RFD8500 UHF RFID Sled. Able to charge up to three devices at one time. This Zebra RFD8500 Charging Cradle designed to minimize necessary space and maximize effeciency by allowing users to charge multiple devices at a time.