2GIG GC3—Replace Thermostat Batteries

2GIG TBZ48

Press the bottom tab then remove front cover then remove and replace 4 AA Alkaline batteries

Radio Thermostat CT100 / CT101

Pull bottom tray toward you to remove cover, remove and replace 3 AA Alkaline batteries

Radio Thermostat CT100 Plus

Pull front from back plate, remove and replace 4 AA Alkaline batteries

Radio Thermostat CT30 / GE Security IS-ZW-TSTAT-300

Pull bottom cover toward you to remove then remove and replace 3 AA Alkaline batteries

Radio Thermostat CT20 / GE Security IS-ZW-TSTAT-100

Pull bottom cover toward you to remove then remove and replace 3 AA Alkaline batteries