CLIENSY 26″ Aluminum Electric Mountain Bike, 350W 20Mph E-Bike with Removable 36V 10AH Lithium Battery, 21 Speed Electric Bicycle for Adults Price: $645.99 (as of 03/03/2021 11:50 PST- Details)

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★3 CYCLING MODE: This electric bike comes with (E-bike & Assisted bicycle & Bicycle)3 cycling modes, you can choose the E-bike to enjoy a long time travel, or choose the bicycle for exercise; combining three mode would be a better choice. Go farther, go faster, and go more places. Whether you are a commuter, senior, casual rider or sports fan, this is the bike built for everyone.
★KEYLESS START SYSTEM: After learning the lesson that many people had losed their keys inadvertently, our new version ebike adopts a Keyless Start System, which will never encounter the embarrassing situation of losing keys. All you need to do is press the “M” button for 2-5 seconds, and when instrument display light is on, just enjoy your ride by simply twisting the throttle.