Size: 13.5*4.8*2.7cm. Four buttons. 6 text message. 2pcs of CR2032.

LED plate:

 

 

 

 

 

Key Specifications/Special Features:

Features/specifications: Red, blue, green, white, and more scrolling LED displayStores up to 6 messages (up to 512 characters for first message, and  256 characters for others message)Displays your own custom message 9 speed and  brightness levelsFour buttonsOnboard programming buttons: enter on/off, page up, and page downOperates on two CR2032 batteries (included)LED display dimensions: 11.7 x 3.7 x 0.57cm (approximate)Package includes: Programmable t-shirt scrolling LED signTwo (2) CR2032 batteriesUser's manual

led plate for bottle project