EZ CHANGE CORDLESS SOLDERING IRON DETAILS   Universal Battery Recharger Slim line design with LED recharges any brand of nickel cadmium batteries   EZ CHARGE BATTERY PERFORMANCE Battery Type Maximum Tip Temp. Avg. heat Up Time (Sec.) Run Time (Minutes) Ni-Cad 1400mAh 500 C-932 F 11 19 Ni-Cad 1500mAh 450 C-842 F 12 20 Ni-Cad 1600mAh 470 C-878 F 9 20 Ni-Cad 2300mAh 425 C-797 F 12 32 Ni-Cad 2200mAh 450 C-842 F 9 27 Note: Iron was tested using #7545 Fine Tip Ni-Cad 1400mAh 530 C-986 F 10 13.5 Ni-Cad 1500mAh 500 C- 932 F 15 14.5 Ni-Cad 2300mAh 450 C-842 F 15 24 Note: iron was tested using #7546 Heavy Duty Tip Iron performance testing based on continuous run time. Soldering iron performance will vary using different tip styles. WARNING: Do NOT use Alkaline batteries wih this product. No. 7675 Unversal Ni-Cad battery charger Special circuitry prevents overcharging. Re-use batteries up to 1,000 times. Charge up to 4 batteries at a time: AAA, AA, C & D batteries in 5 hours; 9V batteries in  14 hours. 120V/60Hz; 8 watts