Weems and Plath Electronic Barometer

Face Dimensions: 6-1/2" W x 4" H, Finish: Gray (Plastic) Shows Current Barometric Pressure on the Large Digital Display Also Shows Continuous Display of Time or Temperature Item #:  260001 Brand:  Weems & Plath Model #:  4002 Shipping Weight:  1.00 Lbs Features: The electronic marine barometer is designed specifically for the mariner Not only does it show current pressure on the large display, it also displays historical information on a much more expanded scale than most electronic barometers which makes it perfect in a situation where there is a change of watch and the new person on duty can see the changes that have occurred over the last 48 hours in 30 minute increments. Accurately detects pressure changes to within +/- 0.5h Pa Alarm signals abrupt changes in pressure Gale warning system Continuous display of current pressure Continuous display of time or temperature Backlighting for night use Mount: Free standing or bulkhead mounted Operates on (4) AA batteries (included) Optional 4002A, AC/DC Adapter accessory (Sold Separately) Dimensions: 6-1/2" Wide 4" Tall 1-1/8" Deep (Without Bracket) 1-1/4" Deep (With Bracket Attached)