इसी प्रकार केDM-31-1

• DM-31-1
  • Single board differential, 3 1/2 digit, LED panel meter
• DM-3100B-1
  • AC-powered, 3 1/2 digit LED digital panel meter
• DM-3100L-1
  • Low-cost, 3 1/2 digit LED display in short depth case
• DM-3100N-1
  • Low-cost, 3 1/2 digit LED display in low profile case
• DM-3100U2-1
  • 3 1/2 digit, AC/DC-powered LCD digital panel meter