Wenzhou Sanhe Measuring Instrument Co.,Ltd
Gauge Scale 0-100m Digital Linear Scale (5401-100)
1. Stainless steel material manufactured under modern technology
2. Zero-setting at any position
3. Relative/absolute measurement. interchange at any position (ABS function)
4. mm/inch measurement system conversion
5. 3V environmental battery, battery life >1 year
http://www.shcaliper.com/