Feature 1FULL RANGE DIMMING CAPABILITY: This DC dimmer can achieve 5%-100% smooth dimming, easily dimming the light to make it soft and stable and avoid flickering. 2FLEXIBLE USE: Suitable for 12 to 24V working voltage. Low voltage is safe. It can help users create a low light ambience and meet the lighting needs of different occasions. 3BUILT IN RESISTOR: Built in resistor, no need for extra resistor, avoid current circulation, effectively protect your device. It also has an overcurrent prevention function, which can eliminate buzzing and overheating problems. 4ALUMINIUM CASE: Made of premium aluminium case with excellent anti erosion and heat dissipation capabilities, ensuring up to 60,000 hours of service life. 5WIDELY APPLIED: PWM dimmer switch is suitable for caravans, trailers, boats, cars, trucks, strip lighting, etc. It can help users to achieve dimming control of the lights. Item Type: LED Dimmer Switch Material: ABS, Aluminium Alloy Weight: Approx. 26g / 0.9oz Working Voltage: 12-24V Package List 1 x LED Dimmer Switch