Optimal Use / Precautions:
1.Always tighten the Positive (+) and Negative (-) terminals when the inverter is in use otherwise a loose connection can overheat due to poor contact.
2.Always make sure that the total rated power of the connected devices is 500W.
3.Avoid placing the inverter in a location that receives prolonged direct sunlight or near to heat sensitive materials as the inverter can become warm during use.
4.If the rated input of any connected AC devices exceed 150W use the included battery clamps to directly connect to your vehicles battery as most vehicles 12V ports are rated and fused for 150W.

Replaceable Fuse
Built-in replaceable 35A mini slip Fuse to protect your devices, easy to replace.Provides safe charging under harsh surrondings and all seasons.
Cooling Fan
Cooling Fan is to keep the unit from overheating. The cooling fan is normally started at 1/3 of the rated power of the inverter. The conversion efficiency will rise after the cooling fan kicks on. 
Ultimate Versatility 
It can be used for camping, outdoors, vacations, road trips, remote job sites, and even charging household items.USB ports effortlessly charging most electronic devices while the outlets can power a wide range of power-hungry items on the road. For maximum utility, stay in charge at all times and add this to your travel emergency kit. 

Specifications: 
Continuous output power:500W
Surge output power(0.1 second):1000W 
Input: DC 12V/40A 
AC Output: 110V 
USB Output: DC 5V/2.1A 
Size: 6.6 x 3.7 x 2.2 inches (167*95*55mm) 
Weight: 1.8lb 
No-load Current: 0.4A 

Package:
1 x 500W Power Inverter ;2 x Battery Clips ;1 x Cigarette Lighter Plug; 1 x User Manual 

Product Features

• 【Practical 500W/1000W High Power Inverter】– Come with 2pcs battery clips. Provides 500 watts continuous power, 1000 watts peak power, converts 12V DC battery power to standard 110V AC（Please confirm your device is in 500W continuous power );Compact size:6.6 x 3.7 x 2.2” , this power inverter does not occupy too much space, ideal for use on vacations, work trips, and camping.
• 【3 Charging Port & 2 AC Outlets & Lighter Cable】– Premium 500/1000W car power inverter 3 Charging Port with and 2 AC outlets. USB ports can charge most phones and tablets, while AC outlets great for charging laptop, game console, TV, DVD players, lights, and other electronic devices. Cigarette plug cable can meet you needs perfectly
• 【Premium Quality & Multiple Protection】– Durable aluminum housing provides advanced protection and easier to cooling. Safe charging design provides protection for you and your device, over voltage, low voltage, overload, short circuit, over heat, polarity reverse protection with fuses, temperature controlled cooling fan, fully protect your device
• 【Home & Outdoor Using】– The car power inverter comes with 2 pair battery clips, just need a 12V battery system(not included) to connect with it to power your device in home or outdoors for Emergency, Hurricane, Storm, Outage, brings you much convenience
• 【Keenso After-sale Service】– 100% Money Refund/ New Replacement, 12 Month Worry-free Guarantee, and within 24h online answer to you. If you have any questions, please feel free to contact us via email. We have professional customer service staff and technicians to serve you! Wish you a pleasant experience with our product!