MainFeatures: - DM300 gun thermometer - Infrared detecting technology， non-contact， safer and healthier - Auto power-off after 15 seconds idle time， energy saving and environmental protection - Temperature unit conversion function - Deg.C / Deg.F - 0.5 seconds rapid measurement - Powered by 2 x 1.5 AAA battery ( not included ) - With buzzer on / off function and the alarm point is settable - Automatically remember the latest 32 groups measurement data - Perfect for your families， especially for your kidsSpecifications: Measure mode: Body temperature and surface temperature- Measurement range:? Body temperature mode: 32 - 42.5 Deg.C? Object temperature mode: 0 - 100 Deg.C- Measuring accuracy? 0 - 31.9 Deg.C: �� 2.0 Deg.C? 32.0 - 35 Deg.C: �� 0.3 Deg.C? 35.1 - 39.0 Deg.C: �� 0.2 Deg.C? 39.1 - 42.9 Deg.C: �� 0.3 Deg.C? 43.0 - 100 Deg.C: �� 2.0 Deg.C- Measuring time: 0.5 seconds- Sensing distance: 5 - 8cm- Display accuracy: 0.1 Deg.C- Resolution: ��0.1 Deg.CInstructions:Function buttons- Power button? Detecting and power on functions- Body / Object: Mode conversion? Press the MODE button to convert the body temperature mode / surface mode- Set / + / -? Power on the thermometer， press the Set button for 2 seconds， LCD will display F1 ( temperature unit conversion ) - F2 ( temperature alarm setting ) - F3 ( temperature excursion setting ) - F4 ( on / off buzzer )， and press the + / - button to adjust the setting Type: Practical， Safety， Eco-friendlyModel: DM300For: AllFunctions: Multi-functionsMaterial: ABS， Electronic ComponentsOccasion: Home， Car， Office， SchoolColor: WhiteArrayPackage weight: 0.198 kgProduct size (L x W x H) : 15 x 8.5 x 4.2 cm / 5.90 x 3.34 x 1.65 inchesPackage size (L x W x H) : 18 x 11 x 7 cm / 7.07 x 4.32 x 2.75 inchesPackage contents: 1 x DM300 Infrared Thermometer Gun Non-contact Temperature Measurement Device， 1 x English User Manual