The Echowell Echo U4W wireless cycling computer has 4 of the most needed functions which are: wireless operation at a excellent price, current speed to see how fast you're going, average speed to see how fast you usually go, trip distance to calculate how far you've gone and odometer to see how far you've ever gone. Also features: auto start/stop, low battery indicator, waterproof, smart power control for energy saving and speed transmitter with LED indicator of battery power. All compact into a stylish wireless computer that's value for money and simple

Features:
Current speed
Average speed
Trip distance
Odometer

Weight 18g (only computer)

Dimensions 4.8 x 3.5 x 1.3 cm