Inpeak 105 R7100 Powercrank-E Single-Sided Power Meter for Shimano 105 FC-R7100 Crank

Experience the next level of cycling precision with the Inpeak 105 R7100 Powercrank-E - Single, a cutting-edge single-sided power meter seamlessly integrated with the Shimano 105 FC-R7100 crank. Designed with uncompromising quality, this power meter delivers accurate and reliable performance data, empowering riders to optimize their training and race strategies. Whether you ride on the road or gravel, its durable, low-profile, and waterproof construction ensures consistent functionality under a wide range of weather conditions.

The Powercrank-E stands out by combining advanced technology with user-friendly features. It utilizes ANT+ and Bluetooth Low Energy (BLE) protocols to transmit comprehensive metrics, including power output, cadence, and detailed cycling dynamics. Thanks to its automatic temperature compensation system, accuracy is guaranteed from -5 °C to +50 °C, adapting flawlessly to changing environments. The rechargeable Li-Po battery offers up to 90 hours of continuous use and can be quickly charged via the included magnetic USB cable, making it a dependable companion for long rides and intense training sessions.

Crafted in Poland with a commitment to precision, the Powercrank-E balances affordability with premium features. Each unit undergoes individual calibration, ensuring flawless measurement accuracy within ±2%. Its integrated gyroscope and accelerometer provide advanced metrics such as Torque Effectiveness, Pedal Smoothness, and left/right balance, allowing riders to refine their pedaling technique and elevate their performance. The Powercrank-E is not just a tool; it’s an essential partner for cyclists seeking to push their limits with confidence and clarity.

Included with the package are the crank arm with the integrated power meter, a USB charging cable, a detailed instruction manual, a sticker set, and a device data card—everything you need to start tracking your power output immediately and accurately.

What It’s Good For

• Providing precise and reliable power measurement for training and racing, with accuracy within ±2%
• Offering comprehensive cycling performance data through ANT+ and BLE connectivity
• Ensuring durability and weather resistance with IP67-rated housing suitable for road and gravel riding
• Enabling individual calibration and active temperature compensation for consistent accuracy
• Supporting advanced metrics like Torque Effectiveness, Pedal Smoothness, and Cycling Dynamics for performance optimization
• Delivering long battery life with fast rechargeable Li-Po battery technology
• Seamlessly integrating with Shimano 105 FC-R7100 crank for a sleek and functional design

What It’s NOT Good For

• Use with mountain bikes or non-Shimano cranksets, as it is specifically designed for road and gravel setups
• Users needing a dual-sided power meter, since this model measures power from the left crank only
• Riders who prefer a power meter without the need for periodic recharging, as it uses a rechargeable battery
• Those seeking an out-of-the-box solution for off-road or extreme environmental conditions beyond its rated temperature range
• Cyclists requiring compatibility with non-standard or proprietary power meter software without support for ANT+ or BLE

Frequently Asked Questions

How accurate is the Inpeak 105 R7100 Powercrank-E?
The power meter provides measurement precision within ±2%, ensuring highly reliable data for training and performance analysis.

Is the battery rechargeable, and how long does it last?
Yes, it features a rechargeable Li-Po battery with up to 90 hours of use on a full charge. Charging is fast and convenient via the included magnetic USB cable.

Can I use this power meter with any crankset?
No, the Powercrank-E is specifically integrated with the Shimano 105 FC-R7100 crank and is designed for road and gravel bikes.

Does it work in all weather conditions?
Yes, the device has an IP67 waterproof rating and active temperature compensation, maintaining accuracy between -5 °C and +50 °C.

What cycling metrics does this power meter provide?
Besides power and cadence, it offers advanced data such as Torque Effectiveness, Pedal Smoothness, left/right balance, and Cycling Dynamics (TWiN2).