EXTEND Z15W cycling computer

A Simple And Clear 15-Function Cycle Computer With Wireless Data Transmission , Suitable For Recreational Purposes Or Beginner Hobby Cyclists. It Offers Enough Basic Information About Speed, Distance, Or Duration Of The Ride. Simple And Intuitive Operation Thanks To Two Buttons. Quick Assembly, Which Even A Layman Can Do Without The Use Of Tools. Functions: - Current Speed - Average Speed - Avg - Maximum Speed - Max - Duration Of The Current Ride - Rtm - Length Of The Current Ride - Dst - Total Distance Traveled - Total Dst - Daily Distance Traveled - Day Dst - Comparison Of Speeds (Current Vs. Average) - Calories Burned - Cal - Savings In Co2 Emissions - Clock (12 / 24 Time Format) - Stopwatch - Auto Scan - Automatic Rotation Of Selected Functions (Rtm, Dst, Avg, Max) - Backlighting Of The Display For 5 Seconds When The Button Is Pressed (Optional Function) - Energy Saving Mode After 15 Minutes Of Inactivity With The Function Automatic Switching On And Off - Auto On / Off - Monocell Status Indicator In The Cycle Computer - Selection Of Length Measurement Unit (Km/Mile) - Wheel Size Setting Specifications: - Dimensions: 52 X 37 X 14 Mm (Cycle Computer), 37 X 32 X 12 Mm (Sensor) - Weight: 25 G (Cycle Computer), 13 G (Speed Sensor) - Power Supply: 1 + 1 Monocell Cr 2032 3v - Operating / Storage Temperature: 0* - 50*C / - 10* - 60* C - Resistant To Rain And Splashing Water