#Family Intelligence System

Home Improvement

Smart Door Lock with Camera and 3D Face Recognition: What to Measure on Your Door Before You Buy

Replacing a keyed lock with a camera lock is mostly a measuring job, and this is the checklist. Before ordering, measure your door thickness and the backset (the distance from the door edge to the centre of the existing hole) and check whether your door uses a single cylinder deadbolt or a mortise lock body - locks designed for one often will not fit the other. This unit adds a built-in camera and 3D facial recognition on top of keyless entry, so you get access control and doorstep video in one device rather than two. Also find out whether Wi-Fi is built in or needs a separate gateway, and whether recordings stay local or rely on a paid cloud plan. Confirm battery type, charging method and emergency key options with the seller before you buy.

Home Improvement

WiFi Sprinkler Controller 6 or 8 Zone (Tuya Smart Life): Which Station Count Do You Need, and What Else to Buy

The question behind this purchase is usually not which brand to buy but how many zones you need — a zone is one independently switched valve, and the number of valves in your garden decides it. Count your watering groups: front lawn, back lawn, beds, drip line and any greenhouse line are separate valves. If you have five or fewer, the 6-zone version is the sensible one and leaves headroom; if you already run six or more, take the 8-zone model rather than discovering later that you cannot automate the last circuit. Two more things to settle before ordering. First, what is actually included: controllers of this type are normally the head unit that switches valves, while the solenoid valves, the wiring and often the power supply are separate purchases — confirm the contents with the seller. Second, the plug: this listing specifies an EU plug, so outside Europe you will need an adapter, and the app side is Tuya or Smart Life, which needs a 2.4GHz Wi-Fi network rather than 5GHz. With 3,000+ recent orders and 98% positive feedback, it is a widely used budget controller.