Gel Blaster Portal Smart Target using bluetooth and a mobile app the smart target can test accuracy and has different game modes to play. Features Single & Multiplayer Fun Connect them all together Android & iOS app Plug-in with USB-C or use 4AA Batteries for 8-12hr life Bluetooth connectivitySpecifications Size: 11.25 Hazardous Material: No Material: Plastic Weight: 1.73 lbs - SKU: TRVAL139006