It's battery operated so you dont have to run wires.   

He actually did allow me into his apartment to show me he had battery powered lights of a sort for illumination and the adjacent neighbor whom I have befriended has told me he is gone out of his appartment 7-8am sometimes 10-11a and is gone until 11 pm.

Iv tried the 100% wireless and have found that based on battery life and cloud based service the technology is not quite there yet.

has built in cellular phone technology in it with 18 hr battery(i think) cant cut my power to disable.   

The used batteries out of the smoke detectors. 

(I was giving away the 9-volt battery ones because I replace them in my rental properties with 10-year devices.)I have 4 of them, so I asked how many she needed.

If you have lots of domestic disturbance, petty theft, battery, etc. that is not the same level as forcable entry, theft of car, armed robbery,drugs, rape,murder,etc.Look around at the other buildings.

Otherwise, you could send out an email blast once every six months or quarter that reminds the tenants to change the air filters, smoke detector batteries, etc, and in that you can also mention that if they are looking to buy a home in the future to keep you in mind.

Tenant(s)s are also responsible for maintaining batteries in smoke detectors and or carbon monoxide detectors if applicable.The Tenant(s) is responsible for any person or persons who are upon the or occupying the Premises or any other part of the Landlord’s premises at the request of the Tenant(s), either express or implied, whether for the purposes of visiting the Tenant(s), making deliveries, repairs, or attending upon the Premises for any other reason.Without limiting the generality of the foregoing, the Tenant(s) is responsible for all members of the Tenant(s)’s family, guests, servants, tradesmen, repairmen, employees, agents, invitees or other similar persons.TO SEE THE REST OF MY LEASE AGREEMENT GO TO     Resources    Click on File Place    Choose Lease Agreement by Nancy Neville

We actually own and operate a high-end luxury home cleaning business.We hired professional cleaners upon move-out & also had the carpets professionally cleaned at 6 months living there and again upon move-out and used proper chemicals and a professional power washer to clean any oil stains from the driveway we may have caused with our old work vehicle.Our landlord charged us the following odd, ridiculous charges:$3.33 To empty out the ice from the freezer ice maker $1.08 To screw a lightbulb in the bathroom vanity$30.00 To remove a nice black metal paper towel holder we had put in the kitchen cabinet$6.67 To fill and paint a tiny minuscule hole barely visible to the naked eye in the kitchen pantry door$3.00 For a smoke detector battery$3.33 To remove a small piece of duct tape from a wall switch in the kitchen we had placed there because every time someone flipped the switch accidentally it would turn the dishwasher off.