The Nexstar Evolution comes with many new features:

• Portable 9.25-inch Schmidt-Cassegrain optical tube with StarBright XLT optical coatings and Fastar compatibility
• Computerized GoTo mount with high-performance worm gears and motors for improved tracking accuracy, along with reduced gear backlash
• Rechargeable lithium-iron battery with enough power for 10 hours of continuous observing
• Improved industrial design with manual clutches and integrated carry handles, plus the added convenience of two accessory trays and a USB charge port for your smart device

It is also the first Schmidt-Cassegrain telescope with integrated WiF