Note: Please allow 0?0.1m / 0?0.33ft error due to manual measurement. Thanks for your understanding. specification: Item Type: Sprayer_x000D_Product Efficacy: Nano portable spray gun, removing mites, replenishing water, etc._x000D_Power Supply Mode: USB Data Line_x000D_Battery Capacity: 1000mAh?_x000D_Battery Type: Lithium Battery (Shipped with Built in Battery)_x000D_Product Power: 5W Features: 1NANOTECHNOLOGY: Nano portable spray gun, nano technology, destroy harmful substances up tp 99.99%. 2RECHARGEABLE SPRAY GUN: The spray gunhas a long range spraying distance of up to about 2.5 m / 8.2ft, killing mosquitoes and mites. 3NANO ATOMIZATION: Nano level spray gun, ultra long spraying distance, fog out in 0 seconds, no dead angle coverage, clean and thorough. 4FULLY PURIFY THE ENVIRONMENT: Completely purify the environment and breathe at ease, Live with peace of mind, Clean air will take care of every corner of your life and your family. 5ELECTROSTATIC ANION: Static negative ions, air purification, more comprehensive, making a safer and healthy environment possible. PackageList: 1 x Host 1 x USB Data Cable 1 x Manual