Rechargeable Anemometer, Digital Wind Speed Meter Waterproof with Touch Button, CFM Anemometer with Type-C Charging Port, Data Hold, Backlit, for HVAC, Sailing, Shooting, HOLDPEAK HP-6000GH

HoldPeak Handheld HVAC Anemometer, CFM Wind Speed Meter Air Flow Gauge Measuring Device with Waterproof Touch Button for HVAC Duct Air Vent, Sailing, Outdoor [Rechargeable]

BTMETER BT-100 Handheld Anemometer, Digital Wind Speed CFM Meter Gauge Air Flow Velocity Tester for HVAC Shooting Drone, Wind Chill, 14℉-113℉ Wind Temperature

Supco M500 Insulation Tester/Electronic Megohmmeter with Soft Carrying Case, 0 to 1000 megohms Black