trx per energy 4

https://energydelegationtronpost.birchreport.com/posts/energy-delegation-tron-gains-attention-as-network-activity-increases

When you're dealing with TRX per energy on the TRON network, it's basically the cost of each unit of energy you need to run a smart contract or transaction. Energy is like fuel for operations, and TRX is what you pay if you don't have enough staked or frozen for bandwidth. The ratio can vary based on network demand and the specific contract's complexity, so you often check it to estimate fees before making a move.