This power adapter converts AC85V~265V 50/60Hz to DC3.3V 900mA, making it replacement for LR6/LR03/LR14/LR20 and button batteries like 2025/2023 in various devices. Featuring with 14cm input and output cables, this adapter provide power supply with redness wire as positive and black wire as negatives, suitable for Toy, remote controls, and lamps. for enthusiasts and hobbyists who need a consistent power sources for their electronic projects and household gadgets. for use home, this adapter Power 3V devices such as Toy, fan, and desk lamps, ensuring uninterrupted operations of frequent battery changes. Please note that this power adapter is not waterproof, making it best for indoor applications where stable and efficient energy conversions is required.