12V series batteries, from 0.8Ah to 200Ah, are extensively applied in UPS, communication equipment, telecommunication systems, marine and medical equipments, electrical bicycles, electrical scooters and toys, outdoor power supplies, lawn and garden equipment, etc. Features: 1) Long service life 2) High reliability and super quality 3) Higher power density 4) Excellent recovery from deep discharge 5) Meet prevailing standards 6) Maintenance-free operation 7) Low self discharge