Alkaline Battery, Ultra Pro, 9V, Reclosable, Dimensions: 48.5 mmx26.5 mmx 17.5 mm, Capacity: 500 mAh, Suitable for cameras, door locks, smoke alarms and more, professional applications and provide long-lasting, reliable power
Salt Bridge, inverted U tube with its ends closed by sintered discs. Length (in)7.5 x Width (in)5.5 x Height (in)1.2, provides a more effective method of making reversible cells then wet filter paper/agar gel methods. Diameter of arms 13 mm, overall width 80 mm, overall height 100 mm