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.
SOLAR HYBRID INVERTER.1.5kw/12v Apure sine wave 230v,50HZ/60HZ,output Ac changing up to 60A. System voltage:12v Built-in 80A mppt photovoltaic controller. Maximum input:2000w.
