... batteries insde 4.flash:quick,slow,constant light led rhinestone dog collar 1. The highlight flat fiber optical design is that ... wear more comfortable, more safe; Third generation LED dog collar leashes pet collar, pet leash or lead, whole set availableOrder MOQ100 ... material webbing,webbing and led color red, green, bluepet collar size28-38cm*2.0cmbattery inside2 pcs CR2016, continuous operating ...