Features‎:‎ ‎- It is an excellent way to ensure both you and your pet‎'‎s safety while going outside at night‎- It can be worked as a decoration that makes your pets more attractive‎- Easy and comfortable to wear and remove‎- Bright 3 light modes‎:‎ Continuous on‎,‎ slow flashing‎,‎ fast flashing ‎- Simple to use‎:‎ Pressing the control button for changing light modes‎- LED powered by 4 x CR2032 batteries‎- Battery life‎:‎ Approx‎.‎ 60 hours‎- Material‎:‎ Nylon strap‎- Item size‎:‎S‎:‎ Chest‎:‎ 12.5 ‎- 15.7 inches‎,‎ width‎:‎ 0.8 inchesM‎:‎ Chest‎:‎ 15 ‎- 20 inches‎,‎ width‎:‎ 1 inchesL‎:‎ Chest‎:‎ 17 ‎- 23.6 inches‎,‎ width‎:‎ 1 inchesNote‎:‎ Leash is not includedNote‎:‎ Please make sure to measure your dog for accurate sizing before purchasing to ensure the perfect fit‎.‎ The size is manual measurement‎,‎ there may be 2 ‎- 3cm error Applicable Dog Breed‎:‎ Universal Collar Type‎:‎ Basic Collars Feature‎:‎ Eco‎-friendly Pattern‎:‎ Solid Season‎:‎ All seasons Wash Style‎:‎ Hand Wash Package weight‎:‎ 0.171 kg Product Size‎(‎L x W x H‎)‎‎:‎ 13.00 x 9.00 x 4.00 cm / 5.12 x 3.54 x 1.57 inches Package Size‎(‎L x W x H‎)‎‎:‎ 16.00 x 13.50 x 4.00 cm / 6.3 x 5.31 x 1.57 inches Package Contents‎:‎ 1 x Pet Flash Light Belt with Battery