LiftMaster 995LM - Remote light/appliance control Works with openers manufactured between 1997- March 2005. 390MHZ Frequecny SECURITY+ openers ONLY. Rolling Code, Security +, orange or reddish orange learn button, 390 frequency. Turns inside house lights On or Off with your garage door opener remote control. Plug 995LM into any wall outlet, then plug light or appliance into control. Older model number 982LM