How much does this cost to the nearest dollar?

Leviton 515PA 15 Amp, 125 Volt, Armored Grounding Plug, Yellow
Product Description Electrical specifications Grounding Grounding amperage 15 amp voltage 125 volt NEMA 5-15P pole 2 wire 3 dielectric voltage withstands 2000V per UL498 current interrupting certified for current interrupting at full rated current temperature rise Max 30°c after 50 cycles ol at 150 percent rated current^^environmental specifications flammability rated v-2 per UL94 operating temperature -40°c to specifications body material PVC/steel blades/contacts brass assembly screws steel, zinc plated color yellow^^mechanical specifications terminal id brass-hot, green-ground, silver-neutral terminal accom. 18-12 AWG product id

Price is $4.00
Price: $3.98