CAPTURE PRECISION. EXECUTE PERFECTION. In ballistics there is no room for error. The Xero C2 chronograph is the source you can trust. It builds on the success of its predecessor with a faster shot processor and improved features for an experience you won&';t find anywhere else. HONE YOUR CRAFT WITH PRECISE DATA AB INTEGRATION The Xero C2 chronograph works with the Applied Ballistics app to pull muzzle velocity straight into the AB Quantum app. EASY TO OPERATE Indoor and outdoor operation is simple, thanks to the backlit display and button-operated design. SIMPLE SETUP Turn it on. Set it up. Point it in the direction of fire, and shoot. Yeah, really. RECHARGEABLE BATTERY With battery life up to 2,000 shots or up to 6 hours, you can take your time at the range. SUPPRESSOR SUPPORT The device picks up shots from suppressed firearms and firearms with muzzle brakes or compensators. MULTIPLE DEVICE SUPPORT Start a session on one device, and continue it on another device with the ShotView app. General Dimension 3.03" (77 mm) x 2.38" (60.5 mm) x 1.36" (34.44 mm) without tripod5.1" (130 mm) x 4.5" (115 mm) x 5.5" (138.5 mm) with tripod Weight 123.2 g without tripod 178.2 g with tripod Water rating IPX7 Display Type sunlight-visible, transflective, monochrome Display Size 1.3" x 1.7" (33 mm x 44 mm), 2.2" diagonal (55 mm) Display resolution 240 x 320 pixels Battery Type internal rechargeable lithium-ion battery Battery life up to 6 hours Operating range -10Adeg C to 55Adeg C (14Adeg F to 131Adeg F) Memory/History 200 sessions before a ShotView(TM) app sync is required to save data to phone Interface USB-C Daily Smart Features Connectivity BLUETOOTHA(R) technology Mobile app ShotView(TM) app Chronograph Features Tracks rifles up to 5000 FPS yes Tracks bows and crossbows up to 600 FPS yes Track pistols up to 5000 FPS yes Tracks air rifles up to 2000 FPS yes Tracks airsoft up to 1000 FPS yes Track other projectiles up to 5000 FPS yes Calculates kinetic energy at muzzle yes Calculates power factor yes Calculates extreme spread yes Calculates standard deviation yes Calculates string average yes Delete shots in string device or app Decimal precision yes Add individual shot notes yes (on ShotView(TM) app) Add session notes yes (on ShotView(TM) app) Mark shots with clean/cold bore yes (on ShotView(TM) app) Exclude shot from average and standard dev calculations device or app Tripod compatibility yes (A 1/4-20 thread compatible)