Made of materials, harmless to cats or other pets. The lightweight collar is comfortable to wear around the kitten's neck. Fun cat collar with laser design, the laser is soft and not dazzling, protecting the cat's eyes. Designed with USB rechargeable battery, USB charging is more convenient and environmentally friendly than replacing alkaline batteries. With this rechargeable collar toy, your cat can play for nearly 5 hours after 1 hour of charging. Adjustable collar length 200-310mm (8-12 inches) and 45-degree flexible light pointer ensure it fits most cat sizes. Notes: After 15 minutes of normal working state, the laser light will automatically turn off and enter power saving mode; the laser light will not automatically turn on again until 1 hour and 30 minutes later. Colour:As Shown Material:Silicone Package Contents: 1 * Cat Collar 1 * USB Charging Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.