The DEDRA SAS+ALL DED7039V Dual Battery Fast Charger and Dual Power Supply is a charger for quickly recharging SAS+ALL series batteries. Two battery slots allow you to quickly charge batteries for SAS+ALL power tools. Built-in fans protect cells from overheating during charging, increasing battery life even when charging on hot days. The front panel of the charger features two USB ports for charging electronic devices such as smartphones, Bluetooth speakers, etc. A 2.0Ah DED7032 battery can be charged in 30 minutes, a 4.0Ah battery in 1 hour, and the highest-capacity DED7035 battery, a 5Ah battery, can be charged in just 1 hour and 20 minutes. The charger is equipped with a fan that cools the battery during charging, protecting its cells from overheating. Additionally, the charger is equipped with a LED battery information system and has a diagnostic function. Features of the DEDRA SAS+ALL DED7039V fast charger. Fast charging of two batteries simultaneously; LED battery information system; Built-in fan to cool the battery during charging; Charging times:; 2.0Ah - 30 min; 4.0Ah - 1h; 5.0Ah - 1h 20min; Technical data of the DEDRA SAS+ALL DED7039V fast charger for two batteries. Input voltage: 230V; Output voltage: 20V; Power: 240W; Current: 2x4.5A; .