I ride a lot with my wife bicycle, with self-built e-bike, because they can not keep up with those in the trade. And I was looking for an intercom that I can only turn on once, at the beginning of the bike tour and then talk without pressing a button, of course there is no such thing in Germany. That means building yourself, as always. I have 3-batteries AA 1.5 9800mWh lithium-ion and come, with it, over 8 hours, tested with music. After eight hours still 36 percent battery was standing. G-NiceR

Wireless drowning alarm is an Underwater RF communication svstem, it is designed specifically for wirelessremote condition monitoring system.

ANT + protocol is widely used in sports, health and medical fields due to its low power consumption ancconvenient network construction. The ANT + spo

The Sensor Monitoring System include: Node, Gateway, PC software.

The ANT+ protocol is widely used in sports, health and medical fields due to its low power consumption and convenient network construction. The ANT+ sports health module is developed for users to conveniently construct the ANT+ sports health system.