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1: more about APP, please see website

www.ql-sport.com/download/ReactionX-manual-EN.pdf

2: the most number of lamp can be connected at the same time depends on the mobile device itself.

Most Android phones can connect six lights, and most IOS can connect more than eight lights, but we know that some phones can connect less light at a time.

Please use a better mobile phone connection lamps and lanterns.

3: receive goods if you have any question, please find our customer service, the first time we will provide after-sales service for you.

Response training lamp product introduction:

Response training lamp is a mobile phone to control the lights of the training system, can train people's reaction speed, memory and space force. APP each model has different combination of form and style. Data can be exported and classification. The application of all parameters can be adjusted automatically. If the existing function can't meet you, and powerful programming mode to customize your training plan. It is a high-tech equipment, precision high: 0.01 seconds. Each lamp can be independent connection, support for multiple induction method