Discuss begin to use LED, maybe everybody will have these questions.
Simple input here,you can compare the electric charge of traditional lighting and LED lighting
Calculate electrical savings after using LED
Please enter the space, and click calculation
Traditional lighting | ||||||||||||||
Lamp quantity | Usage time/1 day | Usage days/1 year | Electricity unit price(JPY/KWH) | power | One year electricity charge | |||||||||
× | × | × | × | ÷ | 1000 |
= | ||||||||
Within 6 digits | Within 2 digits | Within 3 digits | 2 digits+1 bit after a decimal point | 3 digits+1 bit after a decimal point | JPY |
LED lighting | ||||||||||||||
Lamp quantity | Usage time/1 day | Usage days/1 year | Electricity unit price(JPY/KWH) | power | One year electricity charge | |||||||||
× | × | × | × | ÷ | 1000 |
= | ||||||||
Within 6 digits | Within 2 digits | Within 3 digits | 2 digits+1 bit after a decimal point | 3 digits+1 bit after a decimal point | 円 |