from: 3664760404
to: 4294967295
channel: 8
decoded {
  portnum: TEXT_MESSAGE_APP
  reply_id: 744142810
  bitfield: 1
}
id: 998509086
rx_time: 1759607723
rx_snr: 6.25
hop_limit: 4
rx_rssi: -15
hop_start: 7

Nah, i got one on a 6w solar panel and 4000mah battery. It lasts overnight after about 6 hours of sunlight.