How to check Nikon D300S Battery for compatibility?
The only way to see if this replacement part will work for you. Your Nikon D300S Battery's Part Number must be match with our Replacement Part number. If it's on the list, then our Nikon D300S battery will be compatible. (Model number is not good enough verify correct product)

Nikon D300S Digital Camera Battery Description:
Nikon D300S battery by is designed for use with Nikon D300S Digital Camera and more. Digital Camera batteries are precision engineered and rigorously tested for voltage, capacity, compatibility and safety to exceed original equipment manufacturer specifications..