KS220-L have 2 relays, the power supply is DC30-75V. Have three relay mode:jog mode, self-locking mode, ignition mode.

KS220-L Parameters:

·Power supply: DC 30-75V
·Standby current: 3.5mA
·Fingerprint capacity:
·Admin Fingerprint:10 pieces
·User Fingerprint: R503/R502-F:190 pieces R558/R558S:110 pieces
·Output: Relay
·Relay Mode: Self-locking Mode, Ignition Mode, Jog Mode