2：The maximum number of lamps that you’ll be able to simultaneously connect to will depend on the mobile device itself.
Most Android phones can be connected with 6 lights, and Most IOS can be connected with more than 8 lights ，but we know that some phones could connect to fewer lamps at a time.
Please use a better mobile phone to connect the lamps.Samsung mobile phone doesn't work
3:If you receive any problems with the product, please find the customer service of the store at the first time, who will provide after-sales service for you

Smart wireless light network

Multiple reaction light connected into a network by bluetooth . Train with intelligence and science.The reaction data is accurate to 0.01, and the reaction time and color of each light can be recorded, and the data can be saved.

Multiple sensors

Support both proximate sensor and vibration sensor.The lamps can sense when you hit it or run beside it.

Easy install

high version 3.0 is magnet and velcro on the back of the lamps.
Easy to install with different kind of needs.

Wide view angle and auto brightness

270 degree wide viewing angle.And the lamps will tune their brightness in different environment.

Well protection

The lamps are covered by silicon-gel for impact absorbing.

So many training modes

App support Android and iPhone
Android ：
www.ql-sport.com/download/ReactionX.apk
IOS：search "ReactionX"in app store

Our app offer more than 10 exercise.Each exercise has also many different parameters to set.

Scope of application

Products are widely used in football, basketball, badminton, taekwondo, boxing, rehabilitation training for the elderly, children's physical training and other fields.

Induction way

A variety of sensing methods can be used in combination

Long range Bluetooth

We design better bluetooth connection distance that can support average 35m(high version)