Escalador ultrasónico dental LED / Endo motor contra ángulo para pájaro carpintero

(Speed optional. Rotate speed: 140-550 r/min Torque:0.3-4.0N.cm. b)Relative humidity range:≤80%;. c)Atmospheric pressure range:70 kPa~106kPa;. Net weight: 265g. c.3.7V(-10%~+5%). c)Atmospheric pressure ra nge:70 kPa~106kPa;.

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