Brand?Name:?Seeedshed Model?Number:?E0997BL-1 Dimensions:?4.2?*?2.4?*?2.1cm Operating?Temperature:?-10°C-65°C Measuring?Range:?DC?4-80V Accuracy?Class:?(+/-)1% Display?Type:?Digital?Only DIY?Supplies:?Electrical Power?Supply:?other