Detailed Product Description Double voltmeter,AmmeterModel:SF-2T96V SF-2T72-VSF-2L96V SF-2L72-VSpecification:0-100V 0-300V 0-500VHeat resistance:Case of non-combustible plastic material.Fatening:By means of nuts,absolutely safe,fast,robust,side-by-side.Mounting depth:Max 43mm.