The FLIR DM90 and DM91 offer the comprehensive features and durable design professionals need to quickly and safely troubleshoot electrical, electronic, and HVAC/R systems. Equipped with LoZ, VFD Mode, µA current measurement capability and more, the DM90/DM91 multimeters give you trusted results for the most accurate diagnosis of electrical problems. The DM91 is also enhanced with Bluetooth® technology, so you can connect via METERLiNK® to FLIR infrared cameras, or to mobile devices running FLIR ToolsTM or the FLIR InSiteTM workflow management system.
- Includes True RMS, VFD mode, uA measurement, LoZ, NCV, and more
 - With NIST
 - CAT IV-600V, CAT III-1000V Safety Category Rated
 - Intuitive user interface, large display screen, LED worklights
 - Drop-tested and IP54-rated for water resistance
 - Includes Limited Lifetime Warranty, Bluetooth
 - Takes 3 AA Batteries (Alkaline: approx. 110 hrs , Lithium polymer (optional): approx. 500 hrs))
 
Questions & Answers
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Return & Refund Policy
- Return Period: Within 30 days of delivery.
 - Condition: Unused, original packaging, all accessories included.
 - Non-Returnable: Gift cards, personal care, custom or digital items, sale items.
 - How to Return: Email support@fastoutboard.com for RMA and return address.
 - Shipping: Customer pays unless item is faulty or incorrect.
 - Refund: Processed within 5–10 business days after inspection.
 
Warranty
- Coverage: 1-Year limited warranty for manufacturing defects.
 - Excludes: Misuse, wear, or unauthorized repair.
 - Claim: Email proof and photos to support@fastoutboard.com.
 
			        









                
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