Original Unblock Tech Remote Controller For UBOX Series Specification Product Name: Remote Control Dimensions: 4.5 x 14cm. Suitable for: Gen 1 / Gen 2 / Gen 3 Pro / Gen4 PRO BT Box; S800 / S800 + / S900,UBOX3, UBOX3 BT, UBOX4 S900 pro BT, S900 Pro H800, S800, S800PLUS 8G, S800PLUS 16G, AND other Ubox series. Function: TV Box Remote Control for Unblock Power Supply: 2 x AAA batteries (not included) Material: ABS Package included: 1x Remote Controller (Battery isnt included)