The wearable technology is poised to become independent: able to place calls, send messages, and deliver app notifications without help from a phone. Stand-alone smartwatch technology arrived inside Huawei’s latest timepiece this week but rumours are swirling that Apple will follow the Chinese company’s lead later this year. The Huawei Watch 2 features a SIM card tray hidden under its watch band.Source:Supplied Experts say their evolution could not only see smartwatch holdouts finally adopt the technology, but it could be responsible for more sociable behaviour, allowing people to “leave their smartphone at home” and look up once more. Smartwatches with their own internet connection have been rumoured for years, and Korean brand Samsung dabbled in the technology in 2014. Its sizeable Gear S smartwatch could accept a SIM card to operate independently, but Australian phone companies declined to support it. READ MORE: Five ways to get fit with technology Huawei is restarting the trend, this time with Vodafone keen to provide a 4G phone and internet connection. The Huawei Watch 2, released this week for $599 or on a $16.63 monthly plan, looks like a traditional sports wristwatch, but it’s packed with advanced sensors. They include a GPS chip to map your runs and work with apps such as Uber, a heart-rate sensor to track exercise, NFC (Near Field Communication) to allow its use as a credit card with Android Pay, Bluetooth to allow a phone or headphone connection, and dual microphones to pick up your voice when you make calls and talk at your wrist. But, of course, there’s also room for a SIM card, giving this watch its own connection to the outside world. This means you can use all the features of the smartwatch with no phone in sight, whether you want to jog without it swinging in your pocket, or conserve space in a tiny evening bag. Huawei’s Watch 2 collects fitness information as well as notifications.Source:Supplied Vodafone Australia devices head Ian Walls says the stand-alone device “demonstrates how smartwatches are evolving to suit people’s needs and lifestyles”. Apple is also tipped to launch an independent smartwatch this year, with rumours swirling the US