Number of inner pages: 100

Measuring Range: 400–5000 PPMMeasurement Target: Carbon Dioxide (CO₂)Measurement Accuracy: ±50 PPM + 3% of Reading or 10% of Reading (Whichever Is Greater)Resolution: 1 PPMInput Voltage: 5VProduct Size: 80 × 50 × 80 mmWeight: 110 gPower Supply: DC 5V/1A

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Packing Size: 360 X 260mm/14

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Glass Window Breaker Emergency Tool Color:Cyan Black Number of inner pages: 100Overview: BREAK THE WINDOW In case of emergency, you can use your car kit to break the window, remove the cap, press the escape device to the end, hear a bang, broken glass, or emergency escape. SEAT BELT CUTTER Pull out the escape device quickly from the key chain, then pull out the buckle, align the blade to the seat belt, cut it off quickly, and get out of the emergency. SAFE & RELIABLE The car Escape Safety Hammer is made of high quality ABS