Brennenstuhl 1155403015 eco line extension socket energy meter em235 5 way white brennenstuhl 1155403015 p align left this white 5 way eco line extension socket energy meter em235 from brennenstuhl has been designed to measure the energy consumption of up to 5 devices simultaneously calculating the amount of co2 used and the corresponding energy costs p p align left equipped with a host of excellent features including the integrated rechargeable battery for storage of data in case of p