Train your 4 month old to sleep through the night
Developed by a Pediatrician
Easy to Use
Track sleep patterns on the web

Technical Details

Size (LWH): 8.2 inches, 5.6 inches, 2.2 inches
Product Details
Product Dimensions: 8.2 x 5.6 x 2.2 inches
Shipping Weight: 0.3 pounds (View shipping rates and policies)
ASIN : B001LK73GC