VTOMAN Jump 1500 1548Wh LiFePO4 Extra Battery for Jump1500X and Jump1800 | Expansion Pack with Smart Power Switching, Charge Indicator and Included CP3500 Cable for Longer Home Backup RV Camping

Features

• 1548WH CAPACITY EXPANSION FOR JUMP1500X JUMP 1800 Add 1548Wh of battery capacity to a compatible VTOMAN Jump1500X Jump 1800 portable power station for longer runtime during home power outages, RV trips, camping and off-grid use. This expansion battery cannot power devices independently and must be connected to the compatible main unit, sold separately
• LONG-LASTING LIFEPO4 BATTERY Built with 1548Wh LiFePO4 battery cells for dependable energy storage and extended backup runtime. The extra battery operates from -4F to 131F and supports charging temperatures from 32F to 131F, making it suitable for indoor backup preparation and a wide range of outdoor environments
• AUTOMATIC POWER SWITCHING WITHOUT INTERRUPTION When the charger is disconnected, the extra battery supplies power first. After its capacity is depleted, the system automatically switches to the Jump1500X main battery so connected devices can continue operating without an interruption caused by the battery transition.
• INTELLIGENT CHARGING AND CAPACITY DISPLAY When charging and discharging simultaneously, the system manages the main and expansion batteries automatically. The Jump1500X screen displays the combined remaining capacity during discharge, while the extra batterys four-level indicator lets you quickly check approximately 25%, 50%, 75% or 100% charge status
• CP3500 CONNECTION CABLE INCLUDED The package includes one Jump1500 extra battery, one CP3500 expansion cable and one user manual. Connect the battery directly to the compatible Jump1500X and Jump 1800 expansion port for an integrated backup power system. Do not disconnect the cable while the system is operating, and avoid touching the CP3500 cable because it may become hot during use