Check the listing for details. Valken Tactical Bluetooth Airsoft Chronograph w/ LCD Display Screen NEW. Condition: New. Listed at 119.95 USD. Valken TacticalAirsoft Chronograph w/ LCD Screen Display & Bluetooth The Valken Bluetooth airsoft chronograph is the ultimate high-tech tool for teching, tuning and safety! Powered by a rechargeable battery (with included charging cable), this compact yet powerful airsoft chronograph unit mounts easily to an included mini-tripod for convenient use anywhere and includes a bluetooth connection to a free Android or iOS app! Capable of being tuned to measure various sizes and weights of projectiles for energy (joules), velocity and free fall measurement, serious airsoft shooters can now use this impressive airsoft Chronograph to fine tune their airsoft guns to shoot how they want, where they want, with whatever projectiles they prefer to use!Features: The ultimate high-tech airsoft chronograph!Simple to operate and packed with featuresAdjustable for projectile size from .1 - 20mm and BB weight from .1 - 20 gramsTests energy (Joules), velocity, rate of fire & freefall measurementFREE IOS & Android APP with bluetooth compatibility!Rechargeable battery powered with charging cable includedSupports 8 languagesBright LCD Screen readoutMini tripod included Specifications:Construction: polymerWeight: approx 1/2 poundVelocity Range: Approx 100-1300fps (30 - 400 m/s)Tube Diameter: 36mm Being sold by reputable paintball dealer (PB Sports) Payment may be made by PayPal, MasterCard, Visa, Discover, or American Express. If you want to pay with credit card outside of Paypal, select credit card at checkout, then call us to arrange payment. FREE Standard Shipping! Upgrade to USPS Priority Mail for only $3.00 more! $9.95 for UPS Ground in 48 states. We Do Not Ship Outside the United States, sorry.