Features: Replace traditional batteries with our USB to 3V LR20 D Dummy Battery Power Cable to substitute two 1.5V LR20 D batteries for a cost effective power solution. Features input of 5V2A and output of 3V1A, with total length of 110cm, for various devices. For consumers sustainable alternatives to disposable batteries in their everyday devices. Perfect for use in gas stove, water heaters, lamps, tools, and toys, ensuring consistent and reliabled power without the need for frequent battery replacements. Experience the convenience of power solution that reduces waste and enhances the long time use of your household electronics. Specifications: Input USB 5V2A Output 3V1A for 2x1.5V LR20 D batteries Cable length 110cm/43.31in Connector: USB Package Includes: 1 PC USB 5V2A to 3V LR20 D Battery Cable note: Due to the problems of lighting effects there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurement