DS-iGEL is a type of electronic battery with an LCD screen which has real-time monitor detecting the status of the battery and counting the number of days in which it has been used. There is a built-in alarm that indicates malfunctions to remind users of regularmaintenance, which can effectively prolong the service life of  the battery. 100% pre-delivery inspection to ensure stable quality and reliable performance. Pb-Ca alloy battery plate grid, low water loss and low self-discharge rate. Completely sealed, maintenance free, low self-discharge rate. Low internal resistance, good high-rate discharge performance. Excellent high & low working temperature performance (-40°C to 60°C). High charge retention, long cycle service life. Design float service life: 3-5 years.