Waterproof Intercom DoorbellThese doorbells are made of high quality and durable material. It is IP44 waterproof and can be used in windy and snowy days. Outdoor working temperature -4~122(-20~50).
Long Battery LifeThe doorbell can be charged via a Type-C or charging dock, with a standby time of 3-7 days for the indoor unit and 3-6 months for the outdoor unit. In addition, the doorbell has 4 levels of volume adjustment for a variety of scenarios.