Never pay down a deposit in a bank account until you have met the seller, seen signed a purchase agreement.
No serious private advertisers ask for a down payment before you meet.
Receiving an email with an in-scanned ID does not mean that you have identified the sender. You do this on the spot, when you sign a purchase agreement.
AllPowers solar panel with built-in battery Power 21W Battery capacity 10,000 mAh Battery ports USB (2 pcs), 1 with quick charge support MicroUSB USB type-C Port specifications in the photo Great thing for hiking and multi-day trips to nature, selling due to relocation
