This helmet can be used in construction and other fields. It intakes solar enery and deposites in the built-in battery first or it supports the fan working immediately. There is a button to control the fan working. Fan works as long as the battery has energy or sun is strong enough. once the battery is full, it can support the fan working for at least 5 hours continually.
-shell color: Red, blue, white, yellow, orange, green...., other color need to pre-order. Logo print available.
-approval: Tested by German TUV, meet CE/EN397 standard.
-volt: 2v; Current: 50ma
Solar Safety Helmet (HL-SA001)




