This listing is for the 12V version of the product, designed to operate on a 12 volt DC electrical supply. Why you need the 12V version Direct compatibility with standard 12 volt systems eliminates the need for voltage converters or adapters. Simplifies installation and integration with common vehicle and battery powered applications. Reduces the risk of mismatched voltage that can cause poor performance or component failure. Key benefits and practical advantages Ready for 12V DC supplies such as automotive batteries, marine batteries, RV systems, and off grid battery arrays. Plug into existing 12V circuits for straightforward replacement or upgrade of components. Consistent performance when used within a 12V electrical environment, making it suitable for accessory power and common DC loads. What to expect Function: Operates at a nominal 12 volt DC input to power compatible devices or modules. Compatibility: Works with 12V batteries, vehicle electrical systems, boat electrical systems, RV power systems, and regulated 12V DC power supplies. Installation: Intended for integration into 12V wiring and circuits. Suitable for replacement or installation where a 12V rated unit is required. Performance: Designed for reliable operation at 12 volts when installed in appropriate systems. Typical applications and use scenarios Vehicle accessory installation: or add a 12V component in a car, truck, or motorcycle electrical system without modifying the vehicle power supply. Marine and RV use: Use in boat or RV circuits powered by 12V batteries to add or accessories and devices designed for 12 volt operation. Off grid and battery systems: Integrate into solar battery setups or portable battery banks that provide a 12V DC output for powering accessories. Notes for buyers Confirm your system voltage is 12 volts DC before installation. Ensure wiring and connectors are compatible with your application and follow standard electrical practices for safe installation. This description reflects the 12V specification of the product to help you determine fit and compatibility with your equipment.