Size: 25 * 55mmColor: red, green, blue, orange 100% brand new high quality Material: silica gel Type: dog cat collar lamp Waterproof material: the LED light pendant keyring is made of high-quality silicone material, can achieve a certain degree of waterproof effect. However, the product must not be stored in a damp place or soaked in water to ensure permanent use. Easy to use: the operation of this pet collar night light can be completed by pressing the silicone cover on the back. There are two lighting modes: flashing and steady on. Multi-function: the pet collar light is practical to determine the position of the pet when it goes out at night and to prevent the child from losing when playing. It can also be used as emergency short-term light source when cycling, camping and hiking or as a key chain. Package Include: 1 x Dog Cat Collar Light Notes: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 1-2mm error due to manual measurement. please make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!