USB Power Bank with Red LED Flashlight Focal Ratio_4. f/10 - f/15 These doors roll down to

These doors roll down to keep moisture out and their heavy-duty zippers will last for years

delivering bright

Designed for both astronomy and terrestrial viewing

or invasions from extraterrestrials— is perhaps the best portable emergency power to keep in your car

USB Power Bank with Red LED Flashlight Focal Ratio_4. f/10 - f/15 These doors roll down toWith the new Explore Scientific USB Power Bank with Red LED Flashlight, you will have power to spare for your telescope mount, smart devices, cameras or other equipment in the field. This reliable rechargeable Lithium Ion battery has a capacity of 8300 mAh with an output of 12v that connects to a supplied power cord with spring loaded power plugs with 5. 5mm x 2. 5mm to 5. 5mm x 2. 1mm connectors. The 5v output from the USB port can power your devices