The Zenwire MR702 alcohol tester is a mouthpiece-free breathalyzer that uses a semiconductor sensor. It can take a measurement in approximately 5 seconds and features an LCD with illuminated indicators, as well as voice prompts.

• Type: mouthpiece-free
• Sensor: semiconductor
• Measurement range: 0.000–2.000‰ (0–200 mg/100 ml)
• Display resolution: 0.01‰
• Display accuracy: ±0.05‰ at 1.00‰ and a temperature of 25°C
• Preparation time: approximately 5 seconds
• Alarm threshold: 0.20‰
• Power supply: built-in 200 mAh lithium-polymer battery
• Charging time: approximately 30 minutes
• Battery life: up to 110 measurements per charge
• Dimensions: 92 × 26 × 16 mm
• Weight: 25 g
• Illuminated indicators: green/yellow/red
• Voice prompts: yes
• Automatic shut-off: yes