Feature: 1. DC12V?24V APPLICABLE: Applicable to DC12V?24V power supply, users need to make sure their power supply is DC power supply (not applicable to AC power supply) before purchase. 2. ADJUSTABLE BRIGHTNESS: Increase or decrease the brightness of the output load by pressing the corresponding key in the startup state, and the range is 1percent ?100percent . Different brightness levels can also be selected by pressing the corresponding percentage keys, including 100percent , 75percent , 50percent and 25percent . 3. WIRELESS RF REMOTE CONTROLLER: The LED dimmer is equipped with an RF remote control, which supports up to 30?50 meters of long distance control with strong and stable signal transmission. 4. AUTO OFF: Users can also set the timer off function by pressing the time numeric key, and can choose from 10 seconds, 30 seconds and 1 minute auto off options. 5. PROMPT FUNCTION: When the key operation is in effect, the output light bar will have a quick dimming and brightening prompt. This prompt function allows users to understand the operation status more intuitively. Specification: Item Type: RF Wireless Remote LED Dimmer Material: Iron, ABS Weight: Approx. 190g / 6.7oz Working Temperature: -20-60 celsius Supply Voltage: DC12V 24V Output: 3 Way (Each Way Signal Is The Same) Battery: Coin Cell, CR2025, 170mAh (Built In) Connection: Common Anode Static Power Consumption: <1W Output Current: <6A/CH Output Power: 12V:<216W, 24V:<432W LED Dimmer Size: Approx. 83x79x32mm / 3.27x3.11x1.26in Controller Size: Approx. 40x6x85mm / 1.57x0.24x3.35in. Package List: 1 x Dimmer Switch1 x Controller