"Tech-Tether" Multipitch Phone Leash Carabiner:Swivel Standard (better power/burn time balance)

Standard (better power/burn time balance)

you can see on both graphs that once it hits 25% you maybe only have an hour left before you get below 15% and you can't transmit anymore (since that requires too much of the juice)

heat-treated steel chisel

Edelrid's new

multifunctional double pulley with large sheaves that has been optimized for complex haul systems and rescue operations

"Tech-Tether" Multipitch Phone Leash Carabiner:Swivel Standard (better power/burn time balance)Keep your phone secure during multi pitch climbing with the Tech Tether. This minimal phone tether lets you keep your phone in a pocket or pouch while ensuring it stays attached to your harness. A universal clip in insert fits any standard phone case. A swaged bungee cord assembly allows for low profile stretch during phone usage.