Features: ESD Safe, Anti-Static Designed, Lead Free, a Quick-Change Cartridge Remover & Holder, 3 Programmable Temperature Preset Buttons, Hibernation (Sleep) Function (3 Second Wake Up from Hibernation to 300°C/572°F, Programmable Calibration Function (± 99°C), Celsius to Fahrenheit Conversion & Mute/Unmute Sound Function. And Believe it or Not, the X-Tronic SX-90 is Equipped with a 'Temperature Kicker Bar'. Tap the Edge of the Cartridge on the Bar and the Temperature will Immediately Increase 72°C (162°F) for 15 Seconds when Needed! This unit also features a Quick-Change Cartridge Remover & Holder. With the new Cartridge Remover it's now easy to quickly & safely swap cartridges. No Cool Down Time Needed! X-Tronic is a US Brand with all of our Various Teams all centrally located in Lincoln, Nebraska. We Strive to make Customer Service Our Priority by Offering Lifetime Support from Our Experienced Technicians. X-Tronic Products also come with a 3-Year Warranty! Terms May Apply.