any maintenance in the field naturally these advantages caught the attention of the russian defense ministry seba ready to go the. you may remember the xo athlete from a news piece we did back in august where it was demonstrated that the russian defense ministry innovation day the russian armed forces saw its potential for assisting troops loading heavy ammunition crates and supply use as well as carrying heavy duty military combat shield such as this one but it wouldn't be that easy to find on the idea was shelved. the uni's also working on hydraulic and electric versions this battery powered hydraulic suits weighs twice as much as the passive one and has an operation time of around two hours but this was a tradeoff the team were willing to make for the added power and mobility it gives the user senses on either side of the knee pick up the operator's intention and swing the leg into action. i have to try one on for size it was a strange feeling being struck so securely to the exoskeleton and it felt like learning to walk again as i started slowly forward but it didn't take long to get the hang