Compatibility Input 120VAC, output 12/15V AC safe voltage, with a maximum output power of 150W; this low voltage landscape transformer is ideal for a wide range of applications, including landscape lighting, outdoor lighting, patio lighting, garden lighting, and various low-voltage lights Photocell Sensor & Timer Built-in detachable photocell sensor automatically turns the light on at dusk and off at dawn; equipped with a timer for customizable timing, our low voltage transformer can automatic on/off scheduling or timed activation/deactivation based on your preferences 5 Modes Easily operate with the press of button; the landscape transformer features 5 modes: Manual On/Off, Auto On/Off, On at dusk/Off at dawn, Timer On/Off, and Test; meet all your setup needs while maximizing energy savings; ensures proper sensor function with the Test mode Memory Function & Circuit Protection The landscape lighting transformer features memory function retains previous settings after power loss; short circuit protection ensures reliable and safe performance, automatically cuts off the output to protect the connected lights from damage Durable & Weather Resistant DEWENWILS outdoor low voltage transformers are perfect for outdoor lighting, this fixture revitalizes your yard with its sleek design; made of high-quality metal, it is sun-resistant, corrosion-proof, and built to last.