GK700 – Monitored Electric Release 'U' Range Magnet Accessories It accepts 12 to 24V

It accepts 12 to 24V AC or DC

It runs on 12 to 24Vdc in fail-safe (power-to-lock) mode

Allows up to 1000 users

For entrances that need both fob and code entry

but the SL500 micro shear-lock holds up to 2

GK700 – Monitored Electric Release 'U' Range Magnet Accessories It accepts 12 to 24VDual monitoring of both the lock and the cam gives the GK700 electric release detailed status feedback. High security by design, it accepts anything from 12 to 24V AC or DC and can be set to operate fail safe or fail secure depending on the requirements of the door. Key Features Operating voltage 12~24Vac Vdc Monitored Fail Safe Fail Secure (Selectable) High Security Dual monitored lock and cam