Incandescent bulb lifetime 1000 hrs
Incandescent bulb replacment £1
Incandescent 60W LED equivalent 12W
Bulb maintance (fitting) £/bulb £3
LED lifetime 25000 hrs
LED Bulb replacment £19.95
Electricity cost per kWh: 10.9p/kWh
12 hrs per day, 6 days per week usage