MK MKK4917ELWHI Double Pole One Way Secret Key Switch Emergency Light 20A\n- 4mm slimline front plate and Clear terminal markings.- Manufactured according to BS EN 60669-1:1999 standards.- Suitable for use with decorative wiring devices.- Terminal screws are backed out.- Captive terminals are upwards facing.\nThe MK MKK4917ELWHI Double Pole One Way Secret Key Switch Emergency Light 20A is a 4mm slimline front plate and Clear terminal markings. This secret key switch emergency light is manufactured according to BS EN 60669-1:1999 standards. Terminal screws are backed out. Captive terminals are upwards facing. It is most suitable for use with decorative wiring devices.\nFeatures:\n- Mounting method: Surface mounted (plaster).- Number of poles: 2.- Includes key (3405ZIC).- Number of gangs: 1.- Rated current: 20 A.- Nominal voltage: 250 V.- Number of modules (module system): 1.- Connection type: Screwed terminal.- Surface finishing: Glossy.- Number of Ways: 1.- Material: Moulded Plastic.- Colour: White.- Method of operation: Key.\nDimensions: (H)59mm (W)22mm (D)22mm.