What are the power supply modes for smart door locks? How did you go in without electricity?

Smart locks have been widely used in our daily life, but they need to be powered during use. So how is the home smart door lock?

Home smart door lock power supply generally has the following two

1, ordinary dry battery power supply

Ordinary things can not be ordinary, can be bought in any supermarket shopping mall canteens, run out, throw, buy again, low cost, there is no power damage need to spend money to repair the situation, as long as there are batteries in the world this thing Sell, your lock can always be used.

Use a No. 5 dry battery to power the fingerprint lock. Under normal circumstances, four AA batteries are used for normal use for more than 8 months. Eight batteries can be used normally for more than 16 months. (Specific visual function, power consumption design, number of uses Different and different).

2, lithium battery power supply

There is no need for occasional replacements like batteries. Unlike dry batteries, which are limited by the number of battery cells, many additional functions are possible, such as automatic door opening (the smart lock is automatically opened after the correct command and is opened together with the security door. No need for people to pull the door) etc.

How did the smart door lock go?

Under normal circumstances, if the fingerprint lock is dead, you will be prompted in advance. If you forgot to replace the battery, you can go to the supermarket to buy a 9v battery, align the positive and negative poles on the external power supply (about two seconds) ) After the power is turned on, the normal fingerprint can be unlocked.

Fingerprint locks generally have emergency power-taking features. Users can find out, some are in mechanical keyholes, more are under the lock, some are USB ports, and some are two contacts. Some fingerprint code locks have a battery box on the back of the lock, and the four alkaline batteries on the 5th will be correctly inserted into the battery box according to the positive and negative polarity. When the power is on, there will be a “drip” sound and the fingerprint lock can be opened normally. .

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