Battery, 4.8V, 2.2AH, 5-3/4" L x 1-1/4" dia., 5 D cells (dynamite stick)
Sealed and maintenance free, these batteries offer an excellent service life of 4 – 5 years, and a shelf life of over 1 year. Protective covering made of a non-conductive polystyrene is resistant to shock, vibration, chemicals and heat.