callar is bright color, fast delivery, Specifications:2.5*35-50 1. Flashing pet collar for dog 2. Material: Nylon + plastic buckle+ reflective strip 3. Function: Flashing & Reflective 4. Width: 2. 5cm 5. Length: 36~44CM adjustable LED QTY: 6PCS 6, color: Red/blue/green/purple/yellow/black/orange/Kelly 7. Power supply: Cell battery CR2036 * 2pcs 8. Battery life: > 70 hours9. Packing: individual ...