Amazon has the BESTEK 300W Power Inverter DC 12V to AC 110V Pure Sine Wave Inverter with 4.2A Dual Smart USB Ports Car Adapter for only $26.39 today as a Daily Deal.

• BESTEK 300W Pure Sine Wave Inverter: provides 300 watts continuous 300 watt continuous pure sine wave power and 700 watts peak surge power , featuring two 120V AC outlets and 2 Smart USB 2.4A charging ports
• Smart Charging: the power inverter is equipped with 2 Smart USB charging ports, automatically detect your devices to deliver its fastest charge speed up to 2.4 amps per port/4.2 amps max
• Ultra Compact and Lightweight: iPhone-sized design for space-saving and easy storage, 24 inch cigarette lighter cable makes the power inverter can be placed on the backseat
• Mufti-Protection: built-in 40 amps fuse & auto-shutdown to protect your device, this power inverter has low battery alarm, low battery shutdown, overload protection, short circuit protection
• What You Get: BESTEK 300W Pure Sine Wave Power Inverter, User Manual, Our 18-month warranty and friendly customer service