Due to different product batches, the appearance but not affect the use. Power Supply:2xAA batteries(Not included batteries) Use Instruction: 1. Press the "switch" button and turn on after 3 seconds. LCD screen shows "A" entering automatic decoding mode. 2. In the lower right corner. Press the "mode" button to select automatic (A). Manual (H) contrast (F) mode 3. In manual (H) mode, press the " or " button to select decoding format. Colour:White Material:Plastic Package Contents: 1 * Remote Control Decoder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.,__f0.2008