▶ Reaction Time Training System is a improves your reflexes and coordinates your eyes, hands, feet and mind. Strengthen body, mind and soul with flash reflex training, perfect for fitness and fun. Reaction training light is a light training system controlled by mobile phone, which can train people's reaction speed. All modes of the APP have different combinations and ways of playing. Data can be exported and categorized. All parameters of APP are automatically adjusted. If the existing functions are not enough, there is also a powerful programming mode to customize your training plan. Agility Training lamp is a high-tech training device with ultra-high response accuracy: 0.01 seconds. Each light can be connected independently, supporting multiple sensing methods. ▶Product parameters: Name: Reaction Training Light/Agility Training lamp Connection method: Bluetooth Sensing distance: 40m/131 ft Charging method: magnetic charging Installation method: Suction Cup, Strap Battery life (maximum brightness): about 3.5 hours Battery life (minimum brightness): about 30 hours Induction mode: Close range/long distance/micro shock/strong shock Suitable for fintess, exercise, basketball, soccer, lacrosse, boxing, ice Hockey, baseball, football, volleyball, tennis, badminton, ect. ▶Packing List: Reaction Lights USB Charging Cable Suction Cup Cable Tie Anti-Shock Magnetic Base Instruction Manual ▶Notice: This product is wireless signal transmission and it will be interrupted by training venue environment, mobile phones and other electronic equipment, Bluetooth, WIFI and other signals, which may lead to the errors of signal reception. Please do not block the mainframe during the training. Please read the full use manual carefully at the first use.