Allerta unveils the inPulse smartwatch for BlackBerry. The device displays important phone notifications on your wrist while your RIM smartphone stays in your pocket or bag. The inPulse features a rechargeable 150mAh lithium-ion battery that promises 4 days of use with 20-30 updates per day. It supports all BlackBerry devices with BlackBerry OS v4.3 and higher. The Allerta inPulse smartwatch is available now for pre-order for $149.99 at getinpulse.com. It is expected to ship in February 2010.