Smart Double Strikes Indication: the tip is pressed 2during striking or resetting, the device will signals two distinct alerts, which is a normal feature and indicates proper detection of multiple touches Beginner Friendly and Focus Enhancing: Designed to cultivate beginners ' interest in fencing and improve concentration in athletes, this foil practice targets helps develop proper hand habits and attack awareness from early stage Durability Construction: ABS with conductive metal contacts, this foil scoring device features a simple insertion and locking mechanism onto the guard bracket After use, remove and store properly to contacts with metal surfaces that could drain the battery or cause damage Versatile Use: this fencing training equipment requires not ground wire or connection to a traditional scoring machine It lights up and sounds upon contacts with the guard, metal strips, or any conductive surfaces, enabling flexible practice Training Efficiency: This fencing scoring device is specifically engineered for high efficiency training, featuring an integrated chip that provides instantly feedbacks upon each hit Unlike traditional scoring machines, it eliminates lengthy post hit delays, allowing repeated strikes to be signaled immediately, Manufacturer: APGLSXY