Features: Non-contact infrared measurement, reliable to use. 1 second temperature measurement. It can also measure object temperature. Memorization of the last 32 groups of measurement data for analysis reference comparison. Backlight LED digital display, clear display. 3 colors backlight display informs you different situation of body. Humanized handle, fits the palm well, Comfortable to grip, easy to operate with one hand. Specification: Model: GP-300 Type: Thermometer Color: Grey/Purple/Green(Optional) Material: ABS Input voltage: D C 3 V Power Supply: 2 * 1.5V AAA Batteries(NOT Included) Measuring distance: 30mm-50mm Measuring hour: 1 second Auto power-off: Approx. 15 seconds Display range:32-42.9 Working temperature: 16-35 Working humidity: ≤85% Storage temperature: 0-50 Memory groups: 32 Item weight: 104g/ 3.7oz Package size: 16.5 * 10.7 * 4.7cm/ 6.5 * 4.2 * 1.9in (Length * Width * Height) Package weight: 141g / 5.0oz Package List: 1 * Thermometer 1 * User Manual (English) Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!