Features: LED display pendant 1) Can store 1 message for total 120 characters 2) With 7 levels of speed to display, and 7 levels of luminance to adjust 3) Data communication: easily input by hand 4) Power supply: 1pc CR2032 battery, 2pcs CR2016 batteries 5) LED colors: red, blue, green, yellow, white, pink, three colors mixed 6) Operation time: about 20 hours LED hat: 1) Display area: 48 x 10mm 2) Matrix: 5 x 19 3) Number of LED: 95 4) Can store 1 message, totally 120 characters 5) With 7 levels of speed to display, and 7 levels of luminance for adjustment by user 6) Data communication: easily input by hand 7) Power supply: 1 x CR2032 or 2 x CR2016 batteries 8) LED colors: red, blue, green, yellow, white, pink, 3-colors mixed 9) Operation time: about 20 hours LED license plate: 1) Size: 310 x 160mm 2) Display: a) Display area: 120 x 25mm b) Matrix: 7 x 21 c) Number of LED: 147 3) Can store 1 message, totally 120 characters; with 7 levels of speed to display, controller can store 4 messages 4) LED colors: red, blue, green, yellow, white, pink, 3-colors mixed 5) Data communication: input by infrared ray LED name card: 1) Size: 80 x 30 x 7mm 2) Weight: 25g (without battery) 3) LED colors available: red, yellow, blue, green, white, pink, three colors mixed 4) Display: a) Display area: 70 x 17mm b) Matrix: 7 x 21 c) Number of LED: 147 5) Power supply: 1pc CR2032 battery, 2pcs CR2016 batteries 6) Battery usage life: factory standard quality for about 20 hours 7) Can store 6 messages (1 message for 512 characters, 2 - 6 messages for 256 characters) 8) With 9 levels of speed to display, and 9 levels of luminance to adjust 9) Data communication: 3 buttons operated by hand, wireless and without software Packing 50pcs/carton Carton dimensions: 25.5 x 24 x 10.5cm N.W: 4kg G.W: 5kg LED belt buckle: 1) Size: 95 x 44mm 2) Weight: 83g (without battery) 3) LED colors available: red, yellow, blue, green, white, pink, three colors mixed 4) Display: a) Display area: 68 x 23mm b) Matrix: 7 x 21 c) Number of LED: 147 5) Power supply: 1pc CR2032 battery, 2pcs CR2016 batteries 6) Battery usage life: factory standard quality for about 20 hours 7) Can store 6 messages (1 message for 512 characters, 2 - 6 messages for 256 characters) 8) With 9 levels of speed to display, and 9 levels of luminance to adjust 9) Data communication: 3 buttons operated by hand, wireless and without software 10) Belt buckle: with acrylic stone Packing 120pcs/carton Carton dimensions: 49.5 x 29.5 x 32cm N.W: 13kg G.W: 14kg