Do not know the user has not had such a feeling, doorbell is a very common household items, a visitor, click, but no one can expect the number of visitors today, or how many visitors this week. Will meet from time to time without food, although the external power supply, but a direct power supply also affect the life of the machine, so our special according to customer demand, re-modify the mold to develop a new generation of ultra-long standby 2.4G wireless video intercom doorbell, with 3700mAh high-capacity lithium battery, stand-up up to 2 months. Change the short battery life of wireless doorbell embarrassment.

Wireless doorbell no power, will not happen again.

enough power 2.4 inch wireless video doorbell

enough power 3.5 inch wireless video doorbell