An automatic alarm is triggered when carbon dioxide levels exceed 1500PPM, alerting you to take necessary actions for health safety. Carbon dioxide detection range: 400-5000ppm. Carbon dioxide detection accuracy: ±(50+5% reading)PPM.
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RETEKESS TR105 Full Band Portable Radios AM FM SW CB Air Vhf Rechargeable Shortwave Ham Radio Stereo Multiband All Waves Radio
Aliexpress UK
An automatic alarm is triggered when carbon dioxide levels exceed 1500PPM, alerting you to take necessary actions for health safety. Humidity detection accuracy: ±5%RH. Humidity detection range: 0-99%RH.
eBay
TIDRADIO H3 Walkie Talkie Phone APP Wireless Programming Dual PTT Air Band Long Range Radio USB Type-C Cable Programming &Charge
Aliexpress UK
1 Instruction manual. 2 Bubble Bag. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
ES900 DUAL RX ELRS Diversity Receiver 915MHz / 868MHz Built-in TCXO for RC Airplane FPV Long Range Drone
Aliexpress UK
1 x Mini Radon Air Quality Monitor. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
Retevis EAY001 Walkie Talkie Air Tube Earpiece PTT 3.5mm Single needle Radio Earphones for Retevis RB19 RB619 RT622P B3S B63S
Aliexpress UK
1pcs Manual Instruction. Charging for 2-3 hours can last 240-360 minutes.
eBay
5.8G Lollipop LHCP Antenna High Gain 3Dbi IPEX1 Connector for O3 Air Unit FPV System Racing Drone
Aliexpress UK
1 Sensor module. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Material: PCB.
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Radtel RT-730 IP67 Waterproof 10w Air Band Walkie Talkie AM FM Amateur Ham HT 199CH USB-C Battery NOAA Police Scanner Satcom
Aliexpress UK
The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Clear LCD Display: The device features a high-definition LCD display that utilizes color coding to differentiate between various values, you can quickly and easily interpret the air quality readings at a glance.
eBay
GPS Locator Key Finder Mini Smart Tag Cat Tracker Anti-lost Wallet Alarm Find My (iOS Only) Air-Tag Pets Dog Kids Luggage
Aliexpress UK
Accuracy ± 30 ppm<2.5 % RH± 3°C. Reading range 0 - 5000 ppm. Type Carbon dioxide detector. During that process you will be issued with an RMA number.
eBay
Radtel RT-890 NOAA Weather Channel 6 Band Ham Amateur 2 Way Radio 999CH Walkie Talkie AM Air Aviation Band Color Scanner Marine
Aliexpress UK