Torrey Pines Logic T10-S Thermal Imaging Sight Temperature read-out Battery read-out and protection Auto power-save helps conserve battery when not in use - See more at: http://www.sportsmansguide.com/product/index/torrey-pines-logic-t12-n-thermal-imaging-sight?a=1879515#sthash.QBeg7Nha.dpuf