Key Specifications/Special Features:

• 1. Digital display with blue backlight.
• 2. Range: 0.000-0.199% BAC or         0.00-1.99‰ BAC / 0.00-0.99 mg/L
• 3. Use Mouthpiece.
• 4. Use 3×AAA alkaline batteries.(price not include)
• 5.Size:112*61*29mm
• Certification:ROHS ,CE test .