Yuasa NP4 6 Lead Acid Rechargeable Battery 6v 4Ah, 6, NP4.5 4.5Ah

NP4-6 Non-Maintenance VRLA Sealed Lead Acid Battery - Rechargeable Technology: Valve-Regulated Lead-Acid Absorbent Glass Mat 6 Volt Dimensions: 70mm Length x 47mm Width x 105mm Height - Weight: 870 grams Capacity at 20 hour rate is 4 amp hour