Play endless games of fetch even on dark winter walks with the brite ball launcher complete with a sturdy light up dog ball the leds inside activate upon impact to give the ball a bright blue glow staying lit for 5 minutes so that your pooch has plenty of time to find it bounce to activate and fling further using the handy ball launcher which also keeps your hands from being covered in your dogs saliva r r brite ball light up dog ball and launcher led dog ball lights up on impactblue leds