Measuring range: 4 x 90 Resolution: 0.05 Accuracy: 0.2 Repeatability: 0.1 Battery: AAA battery x 2 (Not included) Working temperature: 0-40C Dimension: 57 x 57 x 30.5 mm Net weight: 0.21 kg Aluminum alloy material (light weight and durable) Measuring range 0-90 x 4 Three function key With data hold function Zero-setting at any position Quick display of the measured value on big LCD screen With on-off power switch & auto power-off for option With 3 built-in magnets to attach to the measured iron object conveniently Reversible reading allows right side up display. Relative-absolute measurement interchange at any position, ABS function For angle measurement in automotive, woodwork, building, drilling machinery, etc Overlays at the toe and heel add structure for a stable feel.