Home Online Catalog Minimum Required Tools Minimum Indexes Product Promotions New Optional Tools Tool Rental Program Additional Resources Alignment ROI Calculator Collision Facility Planning How To's EV Hoists Cross-Reference Guides Tool Storage Application Invoice Reprint Contact Us Item Detail Table of Content Image shown may notbe actual product.Product and price information aresubject to change without notice. Cordless Battery for Back-Up Model: HUN194232 * log in for dealer pricing. Description Cordless Sensor Battery. Standard for 30-421-1 Cordless Icon Remote Indicator and 30-418-1 Cordless Plus Remote Indicator. This battery is also used with Hunter DSP500 Series Sensors.