G27941 - (5 Piece) Colorful Flickering LED Assortment with Coin Battery 

theelectronicg...
Assortment of 4 prime clear case flickering LEDs and a coin battery to light them up. You get (1) Fire Red, (1) Bright Blue, (1) White and (1) Yellow. Each LED lights up with 3VDC connected and each LED has a built in IC circuit to cause it to "Flicker". All LEDs have 5mm lens and full length leads. Attache long leads to the (+) on the coin battery and the shorter lead to the (-) to light each one up!