Handheld computer Allegro 2

Designed for all-out data collection, the Allegro 2 features a full QWERTY & numeric keyboard, carefully selected for its ergonomic form. Featuring an Overtime Technology™ battery, this controller powers for well over 20 hours on one charge. And the Sun-to-Shade™ feature offers a high-visibility screen that is easy to view in both glaring sunlight and shady conditions. Full numeric + QWERTY keyboard for rapid data entry Backlit, ergonomic design Outstanding battery life, runs 20+ hours Operates in extreme temperatures from -22 F to 140 F (-30 C to 60 C) Maximum visibility in bright sunlight or shade