RankProduct NameScore
1Sekonic Speedmaster L-858D-U Light Meter (401-858)Sekonic Speedmaster L-858D-U Light Meter (401-858)
MacGroup
9.8GET ON AMAZON
2Luxi for All - Smartphone Light Meter AttachmentLuxi for All – Smartphone Light Meter Attachment
Makers4Good
9.5GET ON AMAZON
3Temtop LKC-1000S+ Air Quality Monitor Formaldehyde Detector, Air Pollution Sensor, Humidity and Temperature Meter Tester with PM2.5/PM10/HCHO/AQI/Particles/TVOC VOC/HistogramTemtop LKC-1000S+ Air Quality Monitor Formaldehyde Detector, Air Pollution Sensor, Humidity and Temperature Meter Tester with PM2.5/PM10/HCHO/AQI/Particles/TVOC VOC/Histogram
Temtop
9.4GET ON AMAZON
4Lilliput A7s Full HD 7 Inch Monitor With 4K Camera AssistLilliput A7s Full HD 7 Inch Monitor With 4K Camera Assist
LILLIPUT
9.1GET ON AMAZON
5Feelworld FW760 7" IPS Ultra-Thin 1920x1200 HD On-Camera Video Monitor HDMI with Histogram, Zebra for DSLR CamerasFeelworld FW760 7″ IPS Ultra-Thin 1920×1200 HD On-Camera Video Monitor HDMI with Histogram, Zebra for DSLR Cameras
FEELWORLD
9.0GET ON AMAZON
6Advanced GQ EMF-380 V2 Multi-Field Electromagnetic Radiation 3-in-1 EMF ELF Meter RF Spectrum Analyzer Ghost Cell Tower Smart Meter WiFi hiden Spy Camera Signal Bug Detector RF up to 8GAdvanced GQ EMF-380 V2 Multi-Field Electromagnetic Radiation 3-in-1 EMF ELF Meter RF Spectrum Analyzer Ghost Cell Tower Smart Meter WiFi hiden Spy Camera Signal Bug Detector RF up to 8G
GQ Elecronics
8.6GET ON AMAZON
7Temtop LKC-1000S+ Professional Formaldehyde Monitor Detector with HCHO/PM2.5/PM10/TVOC Accurate Testing Air Quality DetectorTemtop LKC-1000S+ Professional Formaldehyde Monitor Detector with HCHO/PM2.5/PM10/TVOC Accurate Testing Air Quality Detector
Elitech
8.6GET ON AMAZON
8Temtop P600 Air Quality Laser Particle Detector Professional Meter Accurate Testing for PM2.5/PM10 TFT Color LCD DisplayTemtop P600 Air Quality Laser Particle Detector Professional Meter Accurate Testing for PM2.5/PM10 TFT Color LCD Display
Elitech
8.3GET ON AMAZON
9LATNEX Case and Cornet ED-88TPlus EMF/RF Detector/Acoustic and Low Frequency Gaussmeter and Electric Field Meter - Measures Wide Range of Frequencies (Yellow)LATNEX Case and Cornet ED-88TPlus EMF/RF Detector/Acoustic and Low Frequency Gaussmeter and Electric Field Meter – Measures Wide Range of Frequencies (Yellow)
LATNEX®
8.2GET ON AMAZON
10Neewer F200 Field Monitor Ultra-thin 7 inches IPS Screen 1080P Full HD 1920x1200 support 4k input HDMI with Histogram, Focus Assist, Overexposure Prompting for DSLR Camera (Battery not included)Neewer F200 Field Monitor Ultra-thin 7 inches IPS Screen 1080P Full HD 1920×1200 support 4k input HDMI with Histogram, Focus Assist, Overexposure Prompting for DSLR Camera (Battery not included)
Neewer
7.8GET ON AMAZON