Available G-Ranges: 10G, 15G, and 25GTwo windows indicate direction of impactHighly visible 3 1/2" x 3 1/2" device features unique serial numbers for trackingSelect an ItemAvailable G-Ranges: 10G, 15G, and 25GTwo windows indicate direction of impactHighly visible 3 1/2" x 3 1/2" device features unique serial numbers for trackingDropSpot™ Indicators, 25/Casehttp://s7d5.scene7.com/is/image/Staples/s0537913_sc7?$std$http://s7d5.scene7.com/is/image/Staples/s0537913_sc7?$thb$http://s7d5.scene7.com/is/image/Staples/s0537913/DropSpot-Indicators-25-Case/product_SS1084741DropSpot™ Indicators, 25/Case0.00G-Range: 10GTwo windows indicate direction of impactHighly visible 3 1/2" x 3 1/2" device features unique serial numbers for tracking25/Case10GG-Range: 10GTwo windows indicate direction of impactHighly visible 3 1/2" x 3 1/2" device features unique serial numbers for trackingDropSpot™ Indicator, 10Ghttp://s7d5.scene7.com/is/image/Staples/s0537913_sc7?$std$http://s7d5.scene7.com/is/image/Staples/s0537913_sc7?$thb$http://s7d5.scene7.com/is/image/Staples/s0537913/DropSpot-Indicator-10G/product_947274DropSpot™ Indicator, 10G0.00G-Range: 25GTwo windows indicate direction of impactHighly visible 3 1/2" x 3 1/2" device features unique serial numbers for tracking25/Case25GG-Range: 25GTwo windows indicate direction of impactHighly visible 3 1/2" x 3 1/2" device features unique serial numbers for trackingDropSpot™ Indicator, 25Ghttp://s7d5.scene7.com/is/image/Staples/s0537915_sc7?$std$http://s7d5.scene7.com/is/image/Staples/s0537915_sc7?$thb$http://s7d5.scene7.com/is/image/Staples/s0537915/DropSpot-Indicator-25G/product_947275DropSpot™ Indicator, 25G0.00G-Range: 15GTwo windows indicate direction of impactHighly visible 3 1/2" x 3 1/2" device features unique serial numbers for tracking25/Case15GG-Range: 15GTwo windows indicate direction of impactHighly visible 3 1/2" x 3 1/2" device features unique serial numbers for trackingDropSpot™ Indicator, 15Ghttp://s7d5.scene7.com/is/image/Staples/s0537914_sc7?$std$http://s7d5.scene7.com/is/image/Staples/s0537914_sc7?$thb$http://s7d5.scene7.com/is/image/Staples/s0537914/DropSpot-Indicator-15G/product_949012DropSpot™ Indicator, 15G0.00