Compatible with all standard USB device ports
such as a power bank, mobile charger, computer or, laptop. (PC, MAC compatible as well. Cool bright white light
color temp. LED type on board is 3 5730SMD chips. Voltage is the typical 5 Volts present
on a USB port. Comes with removable protective cover. May be placed on your
keychain. Amazingly BRIGHT for such a
small unit. Makes a great small gift or "stocking stuffer"!