Battery 9v. The model is 5 Centimeters.
(max , blend , fbx , obj and stl file included)

Native File Format: 3ds Max 2012 Render Engine: V-Ray Model is Built to: Real-World Scale Polygon: Lowpoly and Subdivided Units used: Centimeters Polygon Count: 3544 Vertices Count: 3634

TEXTURE

DCC (Production) and PBR (Real Time Engines) 2048x2048 PNG format textures:

Diffuse
Specular
Glossiness
Normal
Base Color
Metallic
Roughness
Ambient Occlusion