Motorola Krzr (/ˈkreɪzər/, styled KRZR), known as the "Canary" before its release, is a series of clamshell/flip mobile phones by Motorola, and was one of the series in the 4LTR line. It consisted of the K1 (2006) followed by the K3 (2007). As a clamshell/flip phone, the Krzr is longer but narrower than the Motorola Razr V3.