Bow Medic Velociraptor Chronograph Package Battery requirement: 4 AA batteries (not included);Operating temperature range: -22 degrees F to 140 degrees F;Accuracy: Test error less than 1%;Measuring range: 5-6500 FPS;Dimensions: 12.99? x 3.15? x 1.75?;Weight: 0.96 lb;Infrared radiation type with integrated light source;Suitable for low light conditions; requires light shield for strong light;Take protective measures when measuring high-speed projectiles;Ensure correct installation with marked light bar sides;Package includes: 1 Chronograph (without battery), 4 poles, 3 light bars, 1 tripod
