Simbow 16 Pack Puppy Collars for Litter, Reflective Puppy Collars Adjustable Puppy ID Collars Soft Nylon Whelping Collars for Newborn Litter Puppy Pets-Reflective Purses makes the bag very comfortable

makes the bag very comfortable to wear

Resolution:1 ppm  Range:400~5000 ppm

Your readings will help you decide if the space is adequately ventilated

With a backpack

Rechargeable Battery: When charging with the Micro USB that comes with the instrument

Simbow 16 Pack Puppy Collars for Litter, Reflective Puppy Collars Adjustable Puppy ID Collars Soft Nylon Whelping Collars for Newborn Litter Puppy Pets-Reflective Purses makes the bag very comfortableYou Will Get You will get 16 puppy ID collars, you can dress up your pet in different colors,that look stylish on any pet, and they are distinct which makes it easier to identify similar pups. Adjustable Puppy Collar: Our puppy tag soft collar is ideal for 6. 7 to 10. 2 inch neck size. With whelping band to provide the perfect fit, its easy to wear and adjust the length according to the size of your pet to make them more comfortable. High Quality