Color Black + Green Brand MASTECH Model MS6550B Quantity 1 Piece Material Iron + copper + ABS Screen Size 4.0 x 3.0 cm Celsius Range -32'C~1650'C Fahrenheit Range -25~3000 ? Backlight Yes Auto Power Off Yes Powered By Others9 V (6F22) battery Battery Number 1 Battery included or not Yes Other Features Infrared Temperature Accuracy: >510 +/- 1.5%; 50~510 +/- (1.5% + 1); 15~50 +/- (1.5%+2); -32~15 +/- 3; Temperature Resolution: +/- 0.1 / +/- 0.1; Repeatability: +/- 0.5 or +/- 0.5%; Distance to Spot (D : S): 50 : 1 (measuring distance and target diameter ratio). Celsius / Fahrenheit Selection; Emissivity: Digitally adjustable from 0.10 to 1.00 by 0.01; Response Time: 500ms; Laser pointer; Data Logging: 100 groups; Reading Hold; MAX MIN DIF AVG; Display Backlight; Temperature Alarm Setting; Low Battery Display; K-type Temperature Range: -40~1370; -40~2498; K-type Temperature Accuracy: +/- (1.5%+1); USB Interface (Windows OS) Certification CE Packing List 1 x Thermometer 1 x 9V (6F22)battery 1 x Battery charger (Input AC 110V~220V 50Hz/60Hz) 1 x CD 1 x English user manual 1 x Temperature probe (100cm-cable) 1 x USB cable (120cm) 1 x Aluminum foil