or cand·le pow·er
Examples from the Web for candlepower
In an ordinary 16 candlepower carbon lamp, the resistance of this filament is 220 ohms.
The lamps should be of low voltage and need not be very high in candlepower.The Boy Mechanic, Book 2|Various
One farm (that of the owner of the wheel) has 30 lamps, of 16 candlepower each, and two barn-yard lamps of 92 candlepower each.
The new nitrogen lamp, not yet in general use, requires only ½ watt to the candlepower.