Celestron SkyMaster 15x70mm Porro Binoculars Digital Watches warning consumers that it is

warning consumers that it is almost time to change the batteries

Complies with both Power Delivery (PD 3

The included battery allows for up to 18 hours of operation in between charges

Internal dimensions: 28 x 12 x 39m

Celestron SkyMaster 15x70mm Porro Binoculars Digital Watches warning consumers that it isCelestrons SkyMaster Series of large aperture binoculars are a phenomenal value for high performance binoculars ideal for astronomical viewing or for terrestrial (land) use especially over long distances. Each SkyMaster model features high quality BaK 4 prisms and multi coated optics for enhanced contrast. Celestron has designed and engineered the larger SkyMaster models to meet the special demands of extended astronomical or terrestrial viewing