REI, the nation’s premier outdoor equipment retailer, enters the e-bike space with its CTY e2.2. For reasons unclear, REI decided to enter the electric bike space with a city bike rather than something made for off-road. If their goal was to nail down a commuter bike and test out their mettle, I believe they’ve succeeded. 

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Love this idea: You carry around a little Motor/battery pack and pop it on any bike. Rubbee is taking pre-orders on their Kickstarter page.

Specs:

• Installs in 1 minute
• 25km (15 mile) /charge with a 2 hour recharge.
• 25km range
• Top speed: 25Km/hr
• 6,5 (kg)/13,2 (lb)
• Battery pack: 14,4V/ 20Ah/280Wh

The Rubbee Drive system fits every standard bicycle tyre from 16 in to 29 in (700c). Smaller tyre sizes may interrupt a smooth operational use. Width of the bicycle tyre may vary between 20mm to 60mm. expand full story