For indoor use. The body of this High Voltage Insect Killer is made of special treated aluminum alloy and ABS, fire resistant materials for high safety. 2x UV-A tubes. Insects are electrocuted with 2000 – 2500 V Removable collection tray, easy to clean. The High Voltage Insect Killer can be mounted to ceiling by chain or used free standing. Ideal for kitchen and catering use.