How to make your old watch smart

The burgeoning smartwatch market has a new addition, Chronos, an affordable gadget that can turn any wrist watch into a smart device
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Attach to back of watch
Communicate with smartphone via Bluetooth connection
3mm
Cost: $99
LEDs: Lights can be instructed to change colour and flash patterns
App: Set-up notifications and controls
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FUNCTIONS
Notifications: Receive vibrations and optional light patterns for selected contacts, phone calls, calendar invites etc.
Fitness: Track steps and activity throughout day. Access data via Chronos app or sync with other fitness platforms
Gestures: Control phone’s incoming calls, music and camera through personalised taps and gestures

Controls: Different taps operate phone functions
LEDs: Glow from under watch

Haptic feedback
33mm
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TECH SPECS
Stainless steel case
Bluetooth 4.0 (low energy)
Water-resistant
36 hour battery (wireless charging)
Accelerometer
Haptic vibrator and LED lights
Micro-suction adhesive backing
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Sources: wearchronos.com, wire agencies