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Giant Power Halo SR2 Power Meter, 410000153

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£399.99 (inc £66.67 VAT)


Out of Stock: Due 10 June 2024
(add 5-7 days for delivery)

UK Delivery

FREE standard UK Delivery with First Class Royal Mail
FREE delivery on all orders over £20

EU Delivery

EU Delivery

Local VAT included below €150
Orders over €150: All VAT removed at Checkout
FREE standard airmail EU Delivery
FREE delivery on all orders over £35

Outside EU Delivery

Outside EU Delivery

All VAT will be removed at Checkout
FREE delivery on all orders over £35 to many countries

* Need help? Please check out our Parts Lists by Bike Model or email us your bike's frame number or bike year and model to *

Product Description


As professional coaches know, compared to simply measuring heart rate, which can easily be affected by environmental factors or personal physiological conditions, using a power meter is the best way to gain metrics for training because the data given by direct force shows the real output from every pedal stroke.

  • IPX7 waterproof, anti-dust casing with a closed magnetic rechargeable design protects the PowerPro from water or dust while riding
  • 107mm BCD for SRAM Force and Rival 4 bolt 1x or 2x chain rings
  • High-capacity lithium battery delivers up to 150 hours of riding on a single charge
  • Built-in magnetic connector makes recharging easy
  • Green and red LED Indicators display connection and battery status


  • Weight: 155g (spider only)
  • Size: 125*125*200mm / 4.9*4.9*7.8 inch (L*W*H mm)
  • Waterproof: IPX7
  • Bolt Pattern: 4 Bolt
  • Bolt Circle Diameter (BCD): 107mm
  • Chain Ring Compatibility: 1x ,2x
  • Connections: BLE/ANT+
  • Battery Type: Lithium-ion
  • Battery Run Time: 100 Hours
  • Battery Charge Time: 1 hr
  • Battery Life Indicator: Yes
  • Accuracy: ± 1.5%
  • Temperature Compensation: Yes
  • Left/Right Balance: Yes
  • Pedaling Efficiency: No
  • Firmware: Giant Ridelink
  • Warranty: 2 Years

Bike Models that feature this product:

(this list is not exhaustive - there could be other models that use this product)

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