Team Test Bot's RazEr Scooter

Owner	charlesg
Owner's Other EVs	RazEr REV2 LOLrioKart RazErBlades Xtreme XP-700 Melon-Scooter LandBearShark Chibi-Mikuvan RazEr rEVolution Straight RazEr Fanscooter! Chibikart! Chibikart 2 Chibikart Razor Electric Punk
Location	Cambridge, Massachusetts United States ^map
Web/Email	WebPage
Vehicle	Razor A3 Slightly modified Razor kick scooter with an appended electric propulsion system
Motor	Brushless DC Custom machined and wound 125mm diameter BLDC motor
Controller	100A HV Opto sensorless airplane controller
Batteries	8, 29.60 Volt, Lithium-Polymer 8 cell internal Li battery
System Voltage	30 Volts
Heater	Toasty batteries
Top Speed	15 MPH (24 KPH)
Range	4 Miles ( 6 Kilometers) Theoretical: 5 Actual: About 4
Watt Hours/Mile	30 Wh/Mile
Seating Capacity	Standing room only
Curb Weight	14 Pounds (6 Kilograms) Extremely lightweight due to battery technology and light materials.
Tires	5" scooter wheels
Conversion Cost	About $600 total for R&D
Investigating custom BLDC motors for direct drive applications, specifically in ultra-compact, stealthy electric vehicle systems. Video of prototype motor 1 on Youtube: www.youtube.com/watch?v=NazDiO1aarI Video of prototype motor 2 www.youtube.com/watch?v=07FmvP23T2w First test run: www.youtube.com/watch?v=h5e-ad1cz90