When you want light but need both of your hands, the Pixa series of lighting is for you. The units feature integrated elec-tronic power regulation, guaran-teeing reserve lighting that will last up to 10 hours. Compatible with Lithium-ion or rechargeable Ni-MHz batteries, the units can be worn on the head, helmet, or positioned on the floor. The line is available in three models. Cost: $36.95 to $74.95. Petzl. 801-926-1500. www.petzl.com.