How to build a electric bike

What is a good, cheaper Bicycle Computer that has an odometer, speed, trip distance, avg speed, maximum speed?

wireless preferably and can be mounted on a stem

How does $3.33 sound for the same exact thing as a Schwinn 12 function computer found at Wally World for about $10 and Amazon.com for $12.99.? Link below from eBay. I’ve got one – same as the Schwinn model on 2nd link.

Cateye Enduro 8 Bike Computer Wheel and Clock Set How To

Speed Sensor Set There are a range of factors that can affect your cycling speed. Obviously fitness is one of them, however, weather conditions and the varying gradients of the road play a huge part too. The most advanced way of measuring how these factors affect your performance speed is with the aerodynamic Wireless Polar CS speed sensor….

CS300 HRM Cyclometer The Polar CS300 heart rate monitor bicycle computer is a cycling computer and fitness monitor all in one, providing valuable feedback on or off the bike. Wireless speed, distance and heart rate provides for proper pacing during training, or cardio-focused workouts. Calorie expenditure, fitness test, and automatic target zones based on how the body feels each day makes the CS300 the perfect solutio…

Pyle Sports Digital Biking/ Running Watch with Bicycle Adaptor, Pulse, Chronograph, Pedometer $133.99 TIME DUAL CLOCK (12/24 HOUR SELECTABLE)AUTO CALENDARHOURLY CHIME SIGNALSINGLE ALARMCOUNTDOWN TIMERCHRONOGRAPHSTOPWATCH IN 1/100 SEC RESOLUTIONLAP MEMORY WITH FASTEST LAPPULSECURRENT HEART RATE% OF MAXIMUM HEART RATEMAXIMUM HEART RATE ALERTHIGHEST/LOWEST/AVERAGE HEART RATEEXERCISE TIMERZONE TRAINING & TIMERDIGITAL SMART CODED WIRELESS TRANSMITTERPEDOMETERCURRENT AVERAGE & MAXIMUM SPEEDDISTANCE/ODOM…

Motorola Bike with Speed Cadence Sensor for MOTOACTV – Retail Packaging $59.09 Motorola Bike + Speed Cadence Sensor for MOTOACTV and other ANT+ compatible fitness devices allows you to find out how fast you’re traveling and peddling with wheel and crank arm magnet sensors. Spot-on data is wireless transmitted, displayed and stored directly on your MOTOACTV. Plus, you can analyze your performance on the MOTOACTV training portal. Sensor works in tandem with your bike and your …

iBike Coach GPS cycling computer for iPhone 3G, 3GS, 4 $59.00 The Coach is ready for the roads and the unexpected challenges that come with them! The lightweight (82g), weather-resistant iBike Coach easily mounts over your bike stem to provide a rugged-tough protective device that delivers both water and shock protection. Given its impressive ruggedness, unexpected light weight, design innovation, and high-performance parts, we didn’t hesitate to rigorously …

Garmin Edge 305 Bicycle GPS Navigator with Heart Rate Monitor and Speed/Cadence Sensor $299.00 Rugged, lightweight Edge attaches easily to the stem or handlebars of your bike with the included bike mount. Just turn it on, acquire GPS satellites and go. Edge 305 automatically measures your speed, distance, time, calories burned, altitude, climb and descent, and records this data for your review. For extra-precise climb and descent data, Edge 305 also incorporates a barometric altimeter to pi…

Equus 7072 Speedometer – Black Dial $50.77 Equus 7072 3-3/8speedo 120 Mph…

Baja Designs Analog Backlit Speedo 37-0002 $52.15 Features backlighting, a cumulative odometer and a resettable trip meterTop speed of 160It is small in size, fairly accurate and comes with a generic mounting bracketGreat for meeting some state requirements for having a non resetable odometerAttaches directly to any stock Japanese odometer drive cable…

TomTom Rider 2 GPS Navigator for Motorcycles and Scooters $699.95 Amazon.com Product Description Developed for bikers by bikers, TomTom RIDER is one of the smartest navigation solutions for motorcycles. Switch on and go right out of the box. Just mount the unit on your bike, and you’re ready to hit the open road. Turn-by-turn spoken directions guide you safely door-to-door to any address in the United States or Canada. The smartest navigation solution for mot…

iBike Dash Deluxe CC Cycling Computer for iPhone 3G/3GS/4 and iPod Touch $329.95 Fits all iPhone 4 models for both AT&T and Verizon. Significantly enhancing your biking experience, the iBike Dash Cycling Computer Deluxe with rechargeable battery turns your iPhone 4 into a full-featured cycling computer. The water- and shock-resistant Phone Booth case protects your iPhone or iPod touch, while the innovative iBike app gives you detailed, animated color displays. The exclusive Qu…