• All new, redesigned infrared sensor - longest sensor life in the industry, easy field replacement
• New lithium-ion battery : long life (10 hr), quick charge capability, easy field replacement
• Designed for ergonomic comfort
• Low, medium, high and super sensitivity settings
• Automatic and manual zero modes
• Detects all CFCs, HCFCs, HFCs, HFOs and blends (including A2Ls)
• Detects CO2 with optional CO2 sensor
• Infrared sensor, lithium-ion battery, spare filters, AC wall charger and carrying case included

D-TEK 3 builds on the proven performance of D-TEK leak detectors with added features to help you get your job done faster. An easy-to-change sensor, quick charge lithium-ion battery and a new ergonomic design make D-TEK 3 a versatile tool for everyday RAC maintenance and repair. Plus, a new optional CO2 sensor gives you two instruments in one. Upgrade your toolbox with this accurate and reliable leak detector.