Portable Personal Gas H2S Monitor

Item No.: 2202 Test gas: Combustible or toxic gas Detection Mode: natural diffusion Detection Principle: Semiconductor/catalysis/electrochemistry Scope of Test: see attached table Indication Method: LCD displays real-time concentration Interface Definition: U3 port (USB) Power : lithium-ion rechargeable battery Alarm Method: LED, sound, and vibration three-level alarm Working Environment: Combustible: -40 °C-70 °C; Toxic: -20 °C-°C ;Humidity (20-93)% RH Response Time: Flammable<30 seconds; Toxicity<60s Medium Working voltage: 3.7V 1700mAh External dimensions: 100mmx58mmx 30mm