3 in 1 O3 Temperature Humidity Meter 0 50PPM LCD Display Portable O3 Tester with Lanyard for Home Travel Camping Picnic

Feature: 1. [3 in 1 Tester] The tester can detect the current O3, temperature, and humidity in the air in real time. The detection range is 0 to 50PPM for O3, 14 to 122 Fahrenheit ( 10 to 50 celsius ) for temperature, 20 to 85percent RH for humidity. 2. [Large Capacity Battery] This 3 in 1 O3 detector is equipped with a 2000mAh rechargeable battery and supports Type C fasting charging, can be used for 140 hours on a full charge. 3. [Compact and Portable] The O3 detector can be stably placed on the desk, and can also be easily carried, which is compact, lightweight, and comes with a portable lanyard. 4. [Clear and Intuitive] The O3 tester is equipped with a clear LCD display screen that provides a three stage clear evaluation: green (safe), yellow (moderate), and red (severe). 5. [Wide Application] This portable O3 tester is suitable for living room, kitchen, bedroom, travel, camping, picnic and more outdoor activities, giving you peace of mind no matter where you are. Specification: Item Type: O3 Detector Material: ABS Battery: 1 x 2000mAh Rechargeable Lithium Cell (Built in) Sampling Time: 1.5s Size: Approx. 7.0x7.0x3.2cm 2.76x2.76x1.26in. Package List: 1 x O3 Detector1 x USB Cable1 x User Manual