Charger Model: VOLVO After the initial charge DSE, automatic shutdown, the initial charging indicator light turns off, and only enough lights. (After the initial charge is no longer sufficient to equalize charge) * * initial charging concept: the first charge refers to the first dry put a new battery electrolyte is added after the first charge. Before the battery on the electric vehicle has been shipped, some initial charging, only the normal charge, such as initial charging operation performed, will result in decreased battery performance. Therefore, the user before the new electric vehicles purchased for the first time have had to charge the battery for related advice. Charger Model: 3634778 after start charging in the charger within two minutes, continuous press and hold the information button for about 20 seconds, until the beginning of charge indicator and charge indicator are lit simultaneously in the release (of which: BC First Light lit DSE5120, then both charge light is off, the early charge indicator lights light up again until both charge) DSE7310, already into the desulfurization charge state (set must be connected to the battery charger each DSE7210, charger starts charging within two minutes, the setting is valid). Charger 20% of the rated current charging desulfurization, desulfurization charging time is 72 hours. DSE7210, DSE, Dongguan City, South City Zhongxin Electrical and Mechanical operation provided by the Dongguan City, South City Zhongxin Electrical and Mechanical Services Department. Dongguan City, South City Zhongxin Electrical and Mechanical Services Department (zhongxin888.net.cn) strong, credible, in Dongguan, Guangdong and other industrial products industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the faithful into the brilliant electromechanical and you work for a better future!