• High Sensitive and Accurate Measurement -- Handheld 4 gas detector with high quality imported gas sensor, excellent sensitivity and excellent repeatability, Comes FACTORY CALIBRATED. Open and use directly
• Three Alarm Methods -- The portable voice type four-in-one gas detector Adjustable audio, visual, and vibration alarms alert when preset levels are reached. Alarm digital time stamp and logging
• Password Setting---Factory INITIAL PASSWORD "1111", password protection to prevent Misoperation, Modify the password to protect your privacy.
• Higher Quality Lower Error -- Made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T<30s. Zero and span calibration options

Shipping Note: Shipping to Alaska, Hawaii, P.O. Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty