PS-621 : 6 volt 2.0Ah Sealed Lead battery IKUSI TM-71 Lithonia XP

Lithonia XP

Capacity: 2600mAh

It can be re-charged 2 ways: (1) Via plug-in wall charger (WC-152-162 is recommended)

Total combined output is 4

UB1270 : 12 volt 7 Amp (7000mAh) sealed lead rechargeable battery

PS-621 : 6 volt 2.0Ah Sealed Lead battery IKUSI TM-71 Lithonia XPThe Power Sonic PS 621 is a 6 volt 2Ah sealed lead acid absorbed glass mat battery with vertical F1 spade lug terminals. This battery is commonly found in emergency lighting, exit signs and security systems. Dimensions: 3" tall, 1. 7" across, 1. 46" thick. Features Rechargeable General purpose Valve Regulated Lead Acid (VRLA) battery Absorbent Glass Mat (AGM) technology for superior performance Power and volume ratio yielding unrivaled energy density