ElectroMagnetic Door Lock 1200lb with wireless remote kit (1) 1200LB Electric Magnetic Lock (1) Seco-Larm Enforcer SL-SK-910R One Channel RF Receiver (2) Seco-Larm Enforcer SL-SK-919TD1S Single Channel RF Transmitter (1) 12V500ma Power supply (1) 12V1500ma Power supply (1) Exit Button