Exit Sign	Incandensant	LED	Tritium	Photoluminescent
Power Used	40 watts	6 Watts	None	None
Labor to Install	$80.00	$80.00	$10.00	$10.00
Energy Cost	$350.00	$67.00	None	None
New Battery	$20.00	$20.00	None	None
Main. Labor	$200.00	$200.00	None	None
Disposal Cost	None	None	$125.00	None
Total Cost	$650.00	$367.00	$135.00	$10.00

Maintenance Labor includes all quarterly inspections as mandated by local laws or codes.

Energy Costs are based on an average of $0.08 per kilowatt hour for commercial property in the U.S.A.