What's in the box:

Natural Gas Leak Detector Portable Gas Sniffer Home Gas Alarm Methane Propane Butane Safe Alarm Sensor Detector, High Sensitivity Indicator Leak Tester, Sound & LED Alarm (Standard)

Features:
It can detect flammable gas like liquefied petroleum gas, propane, biogas, methane etc. Locates the source of explosive gas leaks.
Help reduce your worries that the natural gas has been left on accidentally. This gas leak alarm will sound an loud siren and speaking voice alarm with top flashing light when it detects combustible gases.
Help protect your family from suffocation dangers and your home from explosive hazards with this detector.
Sound and light double alarm. There will be buzzing and red, green, orange and yellow lights glittering.
Wide application: Industrial and civil flammable gas detection and maintenance of civil gas pipelines. Apply to home, gas equipment, environment supervisory control and experiment field.
Powered by 2 AA batteries, this portable gas detector sniffer can be taken anywhere to find gas leaks indoors or outdoors.
Delicate appearance. Easy to carry and use.

Specifications:
Model: DY80B
Material: Plastic
Color: White (As the picture showed)
Detection: Gas, LPG etc.
Sensor: Planar Semiconductor
Warm-up Time: 25 seconds
Alarm Frequency: 2.713kHz / 30ms
Alarm Method: Sound and light double alarm
Working Temperature: 0?-50?
Working Humidity: Less than 90% RH
Power Source: 2 x 1.5V AA LR6 (included)
Package size: 30*14*5cm
Package weight: 150g

Package Included:
1 x Gas Leak Indicator