Remote control via APP: Manage and control smart devices anytime, anywhere via mobile application, and easily take control of your home Up to 128 sub-devices can be added: Up to 128 sub-devices can be added to achieve whole-house smart linkage Type-C power supply: Type-C power supply makes installation more convenient Wide coverage: Coverage range up to 30 meters, ensuring stable and reliable signal model:BHUB-C power supply:Type-C DC 5V Working current:Less than 1A Electrical parameters:5V 1A Working temperature:-10°C-45°C Working humidity:10%-90% RH (non-condensing) Storage temperature:-20-60°C Storage humidity:5%-90% RH (non-condensing) Frequency band:2.412-2.484GHZ Maximum wireless transmission power:Less than +20dBm Antenna type:Built-in onboard antenna Color: White Material: plastic Package Contents: 1*Gateway Hub Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.