Due to the difference between different monitors, the picture may not reflect the actual color of the item. Small and lightweight, convenient to carry. Due to unavoidable differences in screen brightness of electronic products, the color displayed in the picture may be slightly different from the color on the product.
eBay
Square VU Meter Music Spectrometer Dual VU Meter Aluminium Panel LED Warm Backlight Dual Mode Oscillation Amplitude Adjustable
Aliexpress UK
Generally speaking, the higher the saturation level, the better. Hemoglobin's job is to distribute oxygen molecules from the lungs throughout the body. To ensure that all organs receive sufficient oxygen, it is therefore very important that the red blood cells can also bind sufficient oxygen.
eBay
Digital Thermometer Hygrometer Temperature Humidity Meter °C/°F Max Min Value Trend Display Mini Temperature And Humidity Meter
Aliexpress UK
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2" 52MM Exhaust Gas Temp Gauge Racing Meter White LED EGT Auto Car 3~13X100℃ EGT Temperature Meter+Sensor for Gasoline Car 12V
Aliexpress UK
Screen type: OLED screen. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Screen resolution: 128 64. Material: plastic.
eBay
Baby Bath Temperature Meter Floating Digital Water Baby Bath Temperature Meter LED Display Temperature Tester Safety Cartoon
Aliexpress UK
HOLFENRY HANDHELD ADULTS FINGER PULSE MONITOR OXIMETER APP TRACKING UK CE APPROVED DEMO /DISPLAY MODEL AS NEW
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1S-8S 18650 Li-ion Lipo Lithium 5-30V Lead Acid Battery Level Indicator Tester LCD Display Meter Module Capacity Voltage Meter
Aliexpress UK
The Oxygen Flow Meter is a precision instrument designed to measure the flow of oxygen in various industrial, commercial, and medical applications.
eBay
Water Quality Detection Pen Household Drinking Digital Water Quality Tester TDS EC Meter 0-9990 Temperature Meter TEMP PPM Test
Aliexpress UK
Pulse Oximeter Fingertip Monitor Oxygen Rate Blood Finger please check the video to understand how its works need 2x AAA batteries (not included) Post to Uk mainland only
eBay
Battery Monitor Bluetooth KL-F DC 0-120V 0-600A Battery Tester Voltage Current VA Meter Battery Coulomb Meter Capacity Indicator
Aliexpress UK
Pulse Rate Range 30 BPM - 240 BPM (±1 BPM Accuracy). 🎒 Portable Design Lightweight and compact. Technical Specifications. Travelers: Compact enough to keep in your pocket or first-aid kit. 🔴 Clear LED Display Features a high-definition LED screen that is easy to read even in low light or for users with limited vision.
eBay
HP320 Spectral illuminance meter color temperature meter Portable light spectroradiometer for visible LED lights
Aliexpress UK