SecuraKey Proximity, 600 Users, Access Control Unit with Keypad, Black, Dual Technology | SKY-RK600-DT liftmaster 25-4008 Reading Distance: With cards –

Reading Distance: With cards – Up to 8 inches (20 cm) (varies with mounting or housing

The L Series is built to withstand the rigors of daily use without fail and is among the most durable

Our cellular door controllers are backed by robust cellular technology and are powered by our best-in-class

Engineered for durability

this motor combines advanced technology with durable construction to ensure years of dependable service

SecuraKey Proximity, 600 Users, Access Control Unit with Keypad, Black, Dual Technology | SKY-RK600-DT liftmaster 25-4008 Reading Distance: With cards –Proximity, 600 Users, Access Control Unit with Keypad, Black, Dual Technology SKY RK600 DT Proximity, 600 Users, Access Control Unit with Keypad, Black, Dual Technology (requires RK PS, see below), (4. 50 x 3. 20 x 0. 84)