1. Energy efficient LEDs - over 80% of the energy used by each bulb is converted to warm white light that is pleasing to the eye. 2. Built-in Dimmer - select the right amount of light needed using just your smartphone or tablet. Reducing light output by 50% cuts energy use by half. 3. Ultra-low power Bluetooth Smart eliminates the need to plug in WiFi routers, gateways or internet modems. 4. iBeacon technology - lights sense when you are near to switch on automatically when you arrive and