Internet of Things designs
Wearable and wireless connected monitoring devices can safeguard the user in many potentially hazardous environments.
Bluetooth connected respirable dust sensor
This is a standalone board designed for a specific application and is not for general sale. However, Design Interface Ltd is well placed to implement any wireless based system that you may require.

This design is used in a wearable respirable dust sensor and will raise the alarm if the dust level across a number particle size ranges exceeds safe limits.