US GNB Battery M12V40 price of US GNB Battery M12V40 Advantages: 1. high reserve capacity. 2. No mist discharge. 3. The charge acceptance capacity, high current charge (0.8C-1C). 4. large current discharge, within 8 seconds 30C discharge current, current is not damaged. 5. Ultra-deep discharge, can be used repeatedly to make the discharge, the battery will not be compromised. 6. highly suitable temperature can be used at temperatures of -50 ~ 60 ℃. 7. The self-discharge, completely maintenance free, after fully charged, stored for a year at room temperature can be used. 8. Long life for lead-acid batteries doubled. 9. green pollution-free, renewable after all the materials scrap recycling, pollution-free electrolyte. 10. seismic performance, can be used safely in a variety of harsh environments. 11. not restricted by space, can be placed in any position when in use. 12. Easy to use 13. Because resistance of individual cells, capacity, consistency float voltage, and therefore without a balanced charge.