Simco-Ion's lightweight, ergonomically designed Top Guns feature a flow control valve (to adjust air flow levels), an ionization indicator light (that verifies ionization is present), and a filter (to ensure that clean air gets to the target surface). Available Top Gun 3 configurations at QSource.com include models with controllers, with 7' or 14' Cables/Hoses, with the Sidekick Hands-Free Stand, with optical sensors, and with 120 or 230 volts. Please visit our Simco-Ion Top Gun 3 Ionizing Air Guns page to shop for the unit specific to your application. You may also contact us via our Web site, phone (800-966-6020), or by email.