Specifications include, but are not limited to: NO SUBSTITUTIONS CDC Gravid Mosquito Trap 4 *The CDC Trap Model 1712 is good for collecting virus positive mosquitoes. It includes Trap, Power cable, Double-ring, collection bag, Oviposition Pan, Instructions *The Hay infusion is made by adding 1lb (0.5) of hay to 30 gal (114) of tap water and allowing the infusion to incubate for 5 days. The trap is placed at the desired collection site at least 1 HR before sunset and the pan is filled with 1 gal (4 liters) of infusion solution The trap draw is 0.125 Amps/hour at 6 volts. Requires a 6-volt, 12-amp DC battery. *NSN: 6545-01-457-5511 Gravid Trap; NO SUBSTITUTIONS Mechanical Aspirators For rapid collection of biting and resting mosquitoes. Powered by two D-cell batteries. A small vacuum pulls the mosquito into a detachable tube. The respiratory hazards of mouth aspiration are eliminated.