AVO Model TS1 Nato Multimeter.

[Stockden]

Originally Posted by pmmunro

Phil,

The 1.5V Duracell in your TS1 is one supplied to military specification. The colour is probably as you describe either to distinguish it from civilian types having a different manufacturing or test specification, or to discourage (and detect) unauthorised use.

PMM.

The latter is the case (discourage misuse). Though I have not seen a printed specification my observation is that, for modern UK military batteries with civil equivalents (AA, PP3 etc), zinc-carbon batteries are solid green and alkaline-manganese have red tops.

Hugh