Certified in combination with Touch Computer 77Xex-NI - Lithium polymer battery 3.7 V/4620 mAh (17.09 Wh)
- Must be changed only outside potentially explosive atmosphere!
- ATEX: Zone 2/22 (EPS 17 ATEX 1 028 X)
- IECEx: Zone 2/22 (EPS 17.0012X)
- ETL: Class I Division 2 (5012876)