Here is the circuit diagram of Electronic code lock system using 8051 microcontroller. It is very useful at residential places to ensure better safety. This system demonstrates a circuit named ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn more › Sign Up For Goods 🛍️ Product news, reviews ...

Desloc has launched three new smart locks for CES 2026. The first, the Desloc K140 Plus, has a solar panel to keep its ...

TP-Link Systems Inc., a leader in networking and smart home solutions, has unveiled the Tapo DL100 Smart Deadbolt Door Lock. This latest addition to its award-winning Tapo smart home portfolio ...

The new device combines a smart lock, 2K video doorbell, and facial and fingerprint recognition, expanding myQ from garage ...

This guide was reviewed by a Business News Daily editor to ensure it provides comprehensive and accurate information to aid your buying decision. At least one of your employees is bound to lose their ...

SwitchBot introduced its SwitchBot Lock Vision Series of smart deadbolts at CES today. The new locks use facial recognition ...

Greg Kessinger is SD&I’s fire alarm and codes expert and a regular contributor. Email him your fire & life safety questions at [email protected]. A few readers have posed questions to me about door ...

Type of Lock: The most common locks used in a controlled egress system are electromagnetic locks or delayed egress devices that have been modified to have an “infinite delay” instead of the typical 15 ...