Wall Light Switch 1/2/3/4 Gang 1 Way Organ Key Rocker Switch Push Button Switch | eBay
A key to use the lights : r/specializedtools
UbiGear 4 Pcs Magnetic Screw Key Holder Hanger Organize Hook Mount Tool Rack for Lightswitch Switch Panel - Walmart.com
Leviton Replacement Locking Key for Tamper Resistant Switch 000-55500-PRT - The Home Depot
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GE Low Voltage Key Locking Momentary Switch RS232K - Ivory
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Extra Heavy Duty Industrial Grade, Locking Toggle Switches, General Purpose AC, Single Pole, 20A 120/277V AC, Back and Side Wired Key Guide | HBL1221L | Hubbell
Key Ring Chronicles: Hubbell Light Switch Key - McSweeney's Internet Tendency