"The most comprehensive source for Automotive Tools & Equipment" Model: 14830A Thermistor Vacuum Gauge Solid state instrument constantly monitors and visually indicates the vacuum level in 10 segments from atmosphere to 50 microns. LCD screen can be read even in direct sunlight and minimizes battery consumption. there are no adjustments to make, no calibrations for atmospheric pressure or altitude. Durable carrying case protects the instrument and has a built-in compartment for storing the 24" charging hose (included). SPECIFICATIONS Range 25,000 to 50 microns in 10 segments or A/C Adapter Power Supply Four "D" cell batteries (not included) or optional A/C/ Adapter Display Custom LCD, 10 segments Weight 2.38 lb (1.08 kg) without batteries Dimensions 10" H x 7-1/2" W x 3-3/8" D (25.4 cm x 19 cm x 8.6 cm) Mounting Kits for Automotive Use 10974 For 17700A Series, includes mounting bracket and 14830A Permanently retrofits 1438A to R-134a/PAG oil use: 18183 Mounting kit for 17700A, 34700 Series 34184 Mounting Kit for 34022 and 34158 Charging Stations Accessory 18712 Optional A/C Power Adapter Related "Robinair" Product Information Model 14830A Thermistor Vacuum Gauge - Product Page AC Vacuum Pumps - Index Page Full Product Listing - Index Page