This product is a combustible gas detector designed for fast and reliable detection of combustible gas on gas pipelines. It is widely used and serves as an essential tool for professionals. Features: 1. Pen-type Gas Leak Detector: Detects the presence of various combustible gases with quick response. Compact and lightweight for easy portability. 2. Sensitivity Selection: Switchable between high and low sensitivity to suit different environments. 3. Auto Power Off: Automatically shuts down after approximately 5 minutes with no operation or alarm signal. 4. Audible and Visual Alarm: Emits both sound and visual alerts when combustible gas is detected. 5. Easy to Read: LCD display with green backlight ensures clear visibility even in low-light conditions. Note: 1. Turn on the device in a clean air environment and allow sufficient time for warm-up. 2. Always verify the functionality of the gas detector before use to ensure proper operation. 3. Ensure gas concentration does not exceed 20% LFL (Lower Flammability Limit). 4. Slight variations in size may occur due to manual measurement. 5. Colors may vary slightly due to different lighting conditions and monitor settings. Specifications: Brand: HABOTEST Model: HT60 Shell Material: ABS Display: LCD Color: Black & Red Sensor: Gas-sensitive semiconductor Detection Range: 50–1000 ppm (methane) Response Sensitivity: Approx. 2 seconds at 500 ppm Alarm Mode: Visible and audible Operating Conditions: 0–50°C / 20–80% RH Storage Conditions: -10–60°C / 20–80% RH Batteries: 2 x 1.5V AAA alkaline (not included) Item Size: 17 x 2.8 x 2.3 cm / 6.69 x 1.10 x 0.91 in Net Weight: 35 g / 1.23 oz Packing Size: 17.5 x 4.5 x 3 cm / 6.89 x 1.77 x 1.18 in Packing Weight: 55 g / 1.94 oz Package List: 1 x Combustible Gas Detector 1 x Manual (English)