Hunting Airsoft Speed Tester LCD Screen Shooting Chronograph

Hunting Airsoft Speed Tester LCD Screen Shooting Chronograph Tester Tactical Air Gun BB Paintball Gun Speedmeter BBS Shooting
Product Description * Product battery: Built-in(400mA)* Product chip: UNR 372U*  Bluetooth version: 2.0* Charging voltage: DC5.0V*  Product size: 130*110*60mm*  Product weight: About 250g(net weight)*  Support Android system and IOS system* Product components: Chronograph, tripod and USB*  Language selection: Chinese(simplified); Chinese (traditional); English;German; Italian; Japanese; Russian; Polish
Features*  Work surroundings temperature:10°C-42°C*  Energy test range(J): 0-999J* Shooting speed test range: 0-120 balls/s*  1 meter high horizontal range: 0-800meters(about 0-2625 inches)*  First speed test range(FPS): support free fall test(zero first speed)*  Input range of test ball weight: 0.01-20g *  Standby power off time: customizable*  Input range of test ball diameter: 0.01-20mm