LED Bulbs Energy-efficient LED bulbs provide bright and long-lasting illumination. Luminous Number Letter Lamp The lamp features luminous numbers and letters, adding a unique touch to your decor. Dry Battery Power Source No need for a power outlet, making it easy to place anywhere without worrying about cords or wires. Atmosphere Type Create a relaxing and soothing atmosphere with the soft glow of the lamp. Feature： Non-toxic, environmental protection Light Source: Warm White Use:Can do ornaments, holiday party decorations and other place Specifications： Item name: Letter lights Material:ABS LED color light: Warm White Size:heigth 16cm Power: battery Package include: 1pc Letter led Light(No battery) By hand measurements, there could is errors. There would is slight color difference due to different computer monitor displays.