This low cost solution can help a parent with dementia. Tile can be attached to things that are easily lost or stolen, such as a wallet, keys, phone, or computer. This is a fantastic idea if you or your parent tend to lose things frequently.
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Anti-lost Bluetooth Key/Wallet/Pet/Cell Phone Finder Remote Camera Control for Samsung S4/S5/S6 HTC M7/M8/M9 LG iPhone 5S/6 Plus (Blue) Wecodo http://www.amazon.com/dp/B00WM71DI2/ref=cm_sw_r_pi_dp_ft.Dvb0T7K5G3
VicTec Bluetooth Key Finder Stickers Tags Locator Wallet Finder Cellphone Finder Remote Controller For IOS Android Attach Camera Remote Self Timer Function - Green VicTec http://www.amazon.com/dp/B00M0H4T76/ref=cm_sw_r_pi_dp_aU3Wub167D1EG
Brave New Gear - gadgets for a brave new world. Unexpected emergencies can happen anytime, which is why this bare-bones emergency phone should part of your emergency kit. It runs off a single AA battery that will last 15 years if unused.