Robinair TIFZX-6 Remote Battery Charging Base for TIFZX-1 Leak Detector Battery Charging Base for use with the Robinair TIFZX Heated Pentode Refrigerant Detector Genuine Robinair accessory component Features green LED charge status light, red LED temperature range warning light, and guide slot so battery can't be inserted correctly Requires use with a Robinair corded battery charger (not included) 115 Volt, 60Hz UL listed TIF Instruments TIFZX-6 Remote Battery Charging Base For TIFZX-1 Leak Detector TIF Instruments TIFZX-6 Remote Battery Charging Base. It is compatible with the TIFZX-1 Leak Detector. Remote battery charging base 110V-60Hz For TIFZX-1 Leak Detector