Sender Size:XL Wallnuts and Offsets have a

Wallnuts and Offsets have a groove machined into their faces

The high-definition LCD screen displays charging status and battery levels

The Sunup 8

Now those tests were in standby mode so realistically if you are using these throughout the day and not turning them off at night

100% Made in the U

Sender Size:XL Wallnuts and Offsets have aExtremely light. Ready to perform: the Sender Harness is just waiting for your next trip. Highly breathable and robust thanks to the laser cut fabric. Optimum weight distribution with Split Webbing technology. Performance oriented fit. Sender Harness, the climbing harness for performance sport climbers. Features 2 large pre shaped gear loops for easy attachment and 2 lightweight gear loop for additional gear.