... into the cooler body, insert batteries or connect USB port,and it begins to work.2. Working ... 3. Power supply choices: 4 x AA batteries, USB port, and power adapter.Comes with a high ... , Black+WhitePowered by: 4 x AA batteries, through USB port, or via power adapter (batteries and adapters Not ... Conditioner Fan1 x Sponge1 x 60ml Water Bottle1 x USB Cable1 x User Manual60pcs per cartonQTY/20FT/40HQ: ...