NameXiaomi Smart Doorbell 3S
Product ModelMJML07-FJ
External Dimensions146 × 52 × 29mm
IP RatingIP65
Battery Capacity5200mAh (typ)
Rated Input5V⎓2A (Type-C port); 8-24VAC, 10-40VA,
50–60Hz (doorbell AC transformer)
Wireless ConnectivityWi-Fi IEEE 802.11b/g/n 2.4GHz, RF 433MHz
Infrared Light940 nm infrared light
Audio SystemTwo-way voice calls
StorageCloud storage
Charging Temperature0℃ to 45℃
Operating Temperature-20℃ to 50℃
Operating Humidity10%-90% RH, non-condensing