2 pieces Oasis Wine Traveler Tumbler Double Wall Insulated 330ml Gumnuts dup-review-publication Polysilicon solar panel can be

Polysilicon solar panel can be charged automatically under sunlight

with 4 adjustable modes

Power on/off and ready light indicator

or attach with enclosed hardware

Operation frequency: 110-250 kHz

2 pieces Oasis Wine Traveler Tumbler Double Wall Insulated 330ml Gumnuts dup-review-publication Polysilicon solar panel can beEnjoy a chilled glass of wine wherever you are with the Stainless Steel Double Wall Insulated Wine Tumbler from Oasis. Made from quality 18 8 stainless steel inside and out, this 330ml Wine Tumbler utilises vacuum insulation technology to significantly reduce heat transfer by conduction or convection. This technology prevents condensation from building on the exterior or heat from your hands permeating through the tumbler, heating your wine. Featuring