See also:

Maximum Gross Vehicle Weight (GVW)/maximum Gross Axle Weight (GAW)
The GVW of the towing vehicle must not exceed the Gross Vehicle Weight Rating (GVWR) shown on the F.M.V.S.S./C.M.V.S.S. certification label. The GVW equals the combined weight of the unloade ...

Battery replacement
CAUTION: Be careful not to allow children to swallow the battery or removed parts. ...

Compatibility
The following models are compatible: ● iPod 5th Generation version 1.2.3 ● iPod Classic - version 1.1 ● iPod Touch - version 2.1* ● iPod Nano - 1st generation version 1 ...