Celestron - PowerTank Lithium Pro Telescope Battery – Rechargeable Portable 12V Power Supply – 17 Hour Capacity/ 158.74Wh - Red/White LED Light - 2 USB Ports, Black & Aux Port Splitter, Black : Electronics - Amazon.com
PowerTank 17 | Celestron
Amazon.com: Celestron - PowerTank Lithium Telescope Battery – Rechargeable Portable 12V Power Supply for Computerized Telescopes - 10 hour capacity/86 Wh - Red/White LED Flashlight - 2 USB Ports : Electronics