Package Contents: 4 x Submersible LED Spotlights (Batteries Not Included), 2 x RF Remote Controls (Batteries Included), 1 x User Manual. The product may be damaged during transportation. Please feel free to contact us if you receive a defective item. We will offer you a satisfactory solution. LED, 40 Hours Battery Life, Brighter and Longer Lasting: The waterproof pond spotlights are equipped with 13 quality LEDs Superior, three times brighter and more vibrant than other 10 LED underwater spotlights. Powered by 3 AA batteries instead of AAA, they last 20 hours, three times more powerful and last longer than one AAA battery (6 hours). Maximum RF Remote Control Range: Underwater spotlights with RF remote control provide a wider and deeper range, up to 61 m in air and 5 m in water. The infrared remote can only control within a 60 cm radius. A single remote can control multiple spotlights, without having to aim them. We use this updated RF remote control Update to avoid signal blocking in