Lazer Z1 Lifebeam Helmet: Matte Black, LG

Shares all the features of the Z1 helmet with the addition of the LifeBEAM Heart Rate Sensor.
Rechargeable battery is included in the sensor unit
No chest strap required
Includes pre-installed LifeBEAM kit with integrated forehead pad sensor, transmitter, Z1 Mudcap with transmitter mount, charging cable, and manual
Seamlessly pairs with Bluetooth 4.0 (BLE) or ANT+
Transmitter is rechargeable with included USB cable