12" mechanical type distance measuring wheel, it has inch and MM graduation, but can not use synchronously.

Counter Limited Min./Max: 5 digits 10cm-9999m
Wheel Size: Dia. 320.9mm (12")
Folding Handle: Folded: 60cm, Long expanded: 116cm
Trigger Brake: Ergonomic Pistol Designde Grip with Trigger Brake.
Reset Knob: Two position. One is in handle and another side by counter.
Kickstand: Steel/or Plastic
Carry Bag: Optional

1. Enable you to measure by yourself.
2. The measuring length records up to 9999m, you are not limited to the length of the tape.
3. Easy to measure curved, horizontal and vertical surface.
4. The folding aluminum tubes pull straight, locking.
5. Let zero point indicator precisely to measuring poiny, then press the reset knob to make sure it ready.
6. Light form the round to end speculation, braking read figures.