ແມ່ນແລ້ວ, you can. You can use a suitable power charger adaptor to charge the solar lights if needed. The solar lights can be charged like a cellphone if you get the right charger. (only when you have to make the solar lights on and you find no way to get sunlight for days)
ແມ່ນແລ້ວ, most of Judn solar lights can work in rain for 2-3 days. The solar lights can still get visible light from the sky and charged during the daytime, but power will not be fully efficient, can only last about 2-3 rainy days.
ແມ່ນແລ້ວ, ແສງຕາເວັນສາມາດສາກໄຟໄດ້ໃນມື້ທີ່ມີເມກແຕ່ອາດຈະບໍ່ໄດ້ສາກເຕັມໃນມື້ໜຶ່ງ, ມັນຍັງສາມາດໃຊ້ພະລັງງານທີ່ເກັບໄວ້ຈາກແບດເຕີລີ່ແລະແສງສະຫວ່າງໃນຕອນກາງຄືນ.