The SRAM AXS Powermeter Spider is here to help you train harder and more efficiently. This powermeter offers about 200 hours of ride time and the battery can be changed without any tools. It is a simple way to upgrade your current SRAM Red or Force AXS system to a powermeter. The spider is AXS compatible so you can manage everything from your SRAM app. Power readings are accurate to within 1.5 percent and this is not affected by climate conditions. Thanks to waterproofing and temperature control, you can ride anywhere in any weather and expect perfect power readings. The SRAM AXS Powermeter Spider is a simple way to enhance your ride.