C7B Waterproof Card
The C7B is a waterproof card with BLE5.0 tech and a push-button inside. The push-button is mostly used as a panic button when emergencies happen in factories or official buildings. Also, the C7B can provide up to 2 years of life.
The C7B is a waterproof card with BLE5.0 tech and a push-button inside. The push-button is mostly used as a panic button when emergencies happen in factories or official buildings. Also, the C7B can provide up to 2 years of life.
