Once any protection of the inverter is triggered, the inverter will cut off the supply and load immediately and enter the protection mode, and the alarm sound will be issued by the beeping device to remind you.The upgraded circuit chip is and more , and the stable voltage improves the conversion rate.Refined pure oxygen-free pure copper wire core has good conductivity, stable voltage and no heat, lower resistance and more saving.A new generation of smart , rapid response to security upgrades, and multiple intelligent protections the inverter is fully during use.'t worry about outages, household appliances can be used outdoors, and can support scenes.Type: Pure Sine Wave InverterSocket: Universal (commonly used in sockets in all countries): 3000WOutput frequency: 50HzInput voltage: 24VOutput voltage: 220VOutput voltage waveform: pure sine waveNotice:1. It cannot be connected to the socket of the household grid for use.2. connecting the battery, please distinguish the positive and negative poles of the battery.3. Pay attention to waterproof, moisture-proof, drop-proof and pressure-proof.Type: Invertercolor:RedMaterial:aluminum alloyPackage Contents:1 x Inverter1 x Battery Clip1 x Battery Thick WireOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.