1. polysolar panel 30W+sealed acid battery12V34AH(12V17AH*2pcs) ---383usd (store power 408WH) Total Weight 18kg2.flexible solar panel 60W+Li battery12V70AH ---1738.5usd

(store power 840WH)Total Weight 10.7kg.

3.polysolar panel 30W+Li battery12V50AH---618usd

(store power 600WH)Total Weight 9.8kg