Dryfit A500 Designed for ease of handling Nominal capacity range: 3.5 to 10Ah Battery completely maintenance free (electrolyte fixed in gel form) High energy density and very low gassing Short recharging time Long service life of 6 years (minimum) Shelf life: 2 years at 20°C Trouble-free transportation Operating temperature: -30 → 50 °C Note Stock no 200-1409 is fitted with DIN 72311 (vehicle battery type) tapered terminal posts. For suitable terminals see stock no. 509-7627 and range. Warning Do not charge in a sealed enclosure!