iFixit has done a teardown of the Pebble smart watch and declared it unrepairable due to the amount of adhesive used to waterproof the device. iFixit could only manage to disassemble the watch by breaking the e-ink screen. The innards of the Pebble are unsurprisingly very simple, with the multicontroller unit, three-axis accelerometer and Bluetooth radio all contained on a single board alongside other support components. One surprise noted in the teardown is that the Bluetooth radio does not appear to conform to the 4.0 low-energy protocol (BLE) claimed in its specs. The Panasonic PAN1316 RF module used in the Pe