The Appliance Shield Multi-Function Surge Protector is a 20 Amp, 2200 Watt device designed to safeguard your RV appliances from power surges. With the brand name "APPLIANCE SHIELD" and model number A1, this surge protector does not require batteries and is not discontinued. It is a reliable and essential accessory for RV, trailer, and camper owners looking to protect their valuable appliances from unexpected power spikes.