All Tools
1049+ free tools

LED Savings Calculator

See how much you'd save by switching from incandescent to LED bulbs — including the payback period.

$197
Incandescent/yr
$30
LED/yr
$128
Year 1 savings

Payback: 87 days. After that, every year saves you $168.

Related everyday tools

Recipe Scaler
Scale recipe servings up or down with auto-updating ingredient amounts
Cooking Timer
Run multiple kitchen countdown timers at once, each with its own label
Oven Temperature Converter
Convert oven temperatures between Celsius, Fahrenheit, and gas mark
Cooking Measurement Converter
Convert cups, tablespoons, teaspoons, milliliters, and fluid ounces