This is Fluke 28 II True RMS Multimeter - IP67
This is Industrial Tester for electricians & engineers.
What it does:
1. Measure Electricity - It checks if wire get light, how much Volt, how much Current, if wire cut inside, if battery good
2. True RMS - Means accurate reading for generator, inverter, NEPA - cheap meters will give wrong number for those
3. IP67 - This is the main difference - Waterproof & Dustproof. You can use it for rain, drop it inside water, use inside dusty site, it no go spoil. Normal meter go spoil.
4. Very Tough - Fluke built this one for Oil & Gas, Marine, Mining - Where normal tester go break
Use for:
• Electrician to find fault
• Generator repair
• Solar / Inverter installation
• Factory machine maintenance
• Oil rig instrument technician