Rigol Digital Multimeter

• High-frequency AC ionization technology, extremely stable ion balance
• Digital display for a convenient interactive experience
• Automatic cleaning of ion needle can be set time on a regular basis
• Large-range, long-distance static removal, tinned copper wire is not easy to oxidize
• Up to 6 alarm functions to visually confirm the working status of the ionizing blower
• Button lock function to prevent arbitrary change of setting parameters
• Audible alarm with two visible front panel displays