... batteries are exhausted, you can change them by yourselfBalloons Color: Red , Yellow, Blue, Dark Blue, Purple, Green, Pink, Orange, ... White...Led Light: Single light(white),Multi color light(red, blue, green, yellow), Multi Changeable Color .Inflate balloons through ... button ........Led light mode:Single color light constant on and flashing and Multi Changeable ColorBalloons Size: 12*2.45cm (3 ...