L550 low speed high capacity benchtop centrifuge Electronic lock door for safe operation. The function of fast acc and dec, the fastest acc time is 30s, the fastest dec time is 28s, acc and dec time can be set differently. The time can be set in seconds. The function of self-balance. Rcf value can be calculated automatically. Technical parameter: Model: l-550 Max speed: 5500r/min Max rcf: 5310-g Max capacity: 1600ml (4-400ml) Time range: 099min59s Time of acc/dec: 28/30s Speed accuracy: +30r/min Power supply: ac220v 50hz 6a Noise: +65db(a) Dimension: 470-560-380mm (l-w-h) Weight: 42kg