... time/lead time5-6days/ 15-18days ,depand on order quantityStandard packing each pc by gift box, 30pcs per inner box, ... or your appointed forwarder Usage: mainly for sports like tennis, golf, basket-ball, table tennis, badminton, bowling, rowing, rock-climbing ,basketball, motocross, ... 't need batteries, is only slightly bigger than a tennis ball and doesn't weigh much more, making it easily ...