The Keep B4 Lite Smart Fitness Tracker offers comprehensive health monitoring with heart rate and blood oxygen tracking. Enjoy extended usage with its 10-day long battery life and convenient magnetic charging. Designed for indoor running and everyday fitness, it's an ideal companion for a healthy lifestyle. (CN version)
NFC function: No NFC function
Standard battery life: 10 days
Power supply mode: Magnetic charging
Sports Recognition Function: Indoor running
Host model: Keep B4
model: 0000000000
Product Size: 10.5mm high
Extreme battery life: 10 days
