Self-Contained, stand-alone, single-point auto-luberContinuous lubrication using safe, inert, nitrogen gas. Continuous lubrication of bearings prevents intrusion of foreign matter, slows oxidation, aids in dissipating heat and ensures a constant supply of fresh lubricantAvailable in 4 sizes: 2, 4, 8, or 16 oz. (60, 125, 250 or 475cc)Pressures up to 50psiApproved for all explosive environments. Certified Intrinsically Safe for Class 1, Groups A, B, C, D, E, F, and G. Also certified by MSHA and Energy, Mines Canada for use in mining. ATEX certified units also available.Multiple settings to empty from 15 days to 1 yearSuitable for indoor/outdoor useMay be remote mounted to 3' (1m)Filled with any customer-specified lubricantTemperature Range: -40F to +132F (-40C to +55C).NOTE: Low-temp lubricants must be used at low temperatures