Model FS-002 Quantity 1 Color Grey Material ABS Interface USB + AA Power Supply USB powered / 4 x AA batteries (Not included) USB cable length 123 cm Other Features Using time: about 5 hours (4 x AA); Comes with a 60mL water bottle; Uses a unique water evaporative cooling technology; Built-in a water cooled sponge; Easy to use Packing List 1 x Cooling fan 1 x 60mL water bottle 1 x USB cable 1 x Chinese / English user manual