Details 4-port quick charger Charges 4 batteries simulatenously 4 battery storage slots LED status indicator lights Charge time is 2 hours Charges BAT70 lithium-ion batteries Desktop or wall mount options Wireless Connection to Base Station provides battery charging status Item Code AC70: Smart Battery Charger BAT70: Lithium-ion Battery CON-00004: Power Supply Technical Specifications Power Supply Input Voltage: 100-240V AC nomimal Output Voltage: 5V; 4A MTBF: 300,000 hours calculated Charge Output: ~ 3W per port Battery Charger Input Voltage: 5V; 4A Charge Output: ~3W per port Wireless Wireless PAN, 2.4 GHz Wireless Technology Front/Top Panel Four charging ports for BAT70 LED type: 4xRGB, for port/battery charging status Side Panel Four storage ports for BAT70 (Storage ports do not charge) Environmental Operating: 32° to 104°F (0° to 40°C) Storage: -40° to 80°F (-40° to 176°C) Humidity: 0-95% Non-Condensing Dimensions AC70 3.1 x 4.75 x 1.75in (WxHxD) (78.74 x 120.65 x 44.45mm) BAT70 1.6 x 1.8 x 0.24in (WxHxD) (40.64 x 45.72 x 6.1mm) Weight AC70 0.9lbs (0.4kg) BAT70 0.11lbs (0.05kg)